Section I. Project Progress Reports
Progress reports are arranged in appropriate categories.
Reports are numbered in brackets preceding the title;
clicking on those numbers takes the reader dirctly to the
report. VA-sponsored reports are presented first and are
followed by those of other sponsoring organizations in
alphabetical order.
Section II. Sponsor Index with Selected Program Summaries
A. Department of Veterans AffairsRehabilitation Research and Development Service: Centers and Units
This section contains the name and location of all sponsoring organizations and an index of the titles of the projects sponsored by each.
I. Amputations and Limb Prostheses | |
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A. General | |
1 | New Strategy for Improved Outcome in Occult Periprosthetic Musculoskeletal Infection |
2 | Scientific Characterization of the Rincoe Socket and Tekscan F-Socket Interface Pressure Measurement Systems: Implications for Clinical Utility |
3 | Classification of Myoelectric Signals Using Neural Networks |
4 | Universal Myoelectrical Control System Implemented Using an HC11 Micro |
B. Upper Limb: General | |
5 | Generalized EPP Position Controller for Electric-Powered Upper-Limb Prostheses |
6 | Establishing Standards of Care: Upper Limb Prosthetic Services |
7 | Optical Sensor for Electromechanical Upper Limb Prostheses |
8 | Wilmer Cosmetic Prosthetic Prehensor for Children |
9 | Designing a Ballistic Walking Biped Ballistic Walking with Phasic Muscle Activation |
10 | Myoelectric Feature Space for Pattern Discrimination |
11 | Development of a Multifunction Myoelectric Control System |
12 | 3-Degree-of-Freedom Myoelectric Control Suitable for Easy Implementation |
C. Upper Limb: Transradial | |
13 | Development of an Externally Powered Prosthetic Hand for Persons with Partial Hand Amputations |
14 | Voluntary Closing Hand Prosthesis |
15 | Tactile Sensing for Prosthetic Hands |
16 | Feasibility of a Low-Cost Prosthetic Hand for Arm Amputees |
17 | Body-Powered Toddler Hand |
D. Lower Limb: General | |
18 | Gait Mechanics of the Partial Foot Amputee |
19 | Study to Determine the Biomechanical Effects of Shock-Absorbing Pylons |
20 | Developmental Enhancement and Application of the VA-Cyberware Prosthetics-Orthotics Optical Laser Digitizer |
21 | Investigation of Dynamic Prosthetic Function: Amputee Preference for Prosthesis Flexibility |
22 | Paediatric Above-Knee Endoskeletal Running Prosthesis |
23 | Sensory Feedback for Lower Limb Prostheses |
24 | Tissue Biomechanical and Vascular Studies for Improved Prosthetic Socket Design |
25 | Force Transducer to Assist with Lower Limb Prosthetic Alignments |
26 | Dynamic Prosthetic Alignment Assistant |
27 | Quantification of Prosthetic Treatment Outcomes |
E. Lower Limb: Transfemoral | |
28 | Optimized Surface Bonding and Stiffness of Femoral Endoprostheses |
29 | Fracture Prediction for Femurs with Wear Particle-Induced Osteolytic Lesionswith Joint Replacement Prosthesis |
30 | Development of a Knee Joint for Use in a Paediatric Swimming Prosthesis |
F. Lower Limb: Transtibial | |
31 | Clinical Testing of the Enhanced VA-Cyberware BK Prosthetics Optical Digitizer |
32 | Evaluation of Prosthetics Hand-Held Digitization and Virtual Casting Systems |
33 | Development of a Powered Prosthetic Lower Limb |
34 | Effect of Custom Orthosis on Hindfoot Kinematics and Forefoot Pressure Distribution |
35 | Effect of Prosthesis Resonsant Frequency on Metabolic Efficiency in Transtibial Amputees: Study in Progress |
36 | Roll-Over Shapes of Prosthetic Feet |
37 | Evaluation of Seattle Limb System Components Used in Transtibial Prostheses |
II. Biomechanics | |
A. Bone and Joint Studies | |
38 | Effect of the Bankart Lesion on Anterior Joint Stability with Simulated Glenohumeral Muscle Forces |
39 | Biomechanics of the Patellofemoral Joint and Peripatellar Retinaculum |
40 | Mechanical Regulation of Peri-Prosthetic Tissue Differentiation |
41 | Mechanical Loading Effects on Cartilage Repair and Regeneration |
42 | Anatomical Basis of Osseoperception |
43 | Effect of Hydrostatic Pressure on Intervertebral Disc Metabolism |
44 | Biomechanics of Foot Deformities and Alternatives for Surgical Correction |
45 | Ankle Range of Motion as a Determinant of Plantar Pressure Distribution in Ambulatory Diabetics |
46 | Effect of Periosteum on the Impact Resistance of Bones |
47 | Microcrack Labelling and Fatigued Strength of Compact Bone |
48 | Mechanics of Backward Falls as a Risk Factor to Colles' Fractures: Feasibility Study |
49 | Effect of Glenohumeral Stability Requirements on the Load on the Shoulder in Manual Wheelchair Propulsion |
50 | Development and Validation of a Model to Determine the Relationship between Physiological and Mechanical Load on the Upper Extremity |
51 | Use of Tibial Angle in Determining the Amount of Valgus of the Knee Joint in Girls Aged 9 and 15 |
B. Human Locomotion and Gait Training | |
52 | Differential Pressure Walking Assistance |
53 | Efficacy of Ankle Orthoses in Preventing Falls in Elderly |
54 | Effect of an Induced Leg-Length Discrepancy on Gait Biomechanics |
55 | Trunk Motion of Pathological Gait in Different Walking Speed |
56 | Development of a Direct Ultrasound Ranging System for the Quantification of Ambulation |
57 | Balance Control When Stepping Over Obstacles of Different Heights |
C. Other | |
58 | Wheelchair Propulsion Performance in Young, Middle-Aged, and Elderly |
59 | Physical Performance Measures for Young, Middle-Aged, and Elderly Manual Wheelchair Users |
60 | Biomechanics of the Upper Limb in Wheelchair Propulsion |
61 | Bilateral Deficit during Knee Extension |
III. Functional Assessment | |
62 | Video-Based Functional Performance Assessment and Training Tool |
63 | Characterizing Measures of Stroke Rehabilitation Outcomes |
64 | Development of Quality of Life Measures for Use in Dysphagia |
65 | Psychosocial Impact of Assistive Devices |
IV. Functional Electrical Stimulation | |
A. General | |
66 | Efficacy of Neuromuscular Stimulation in Enhancing the Upper Extremity Motor and Functional Recovery of Acute Stroke Survivors |
67 | Comparison of Discomfort Associated with Percutaneous and Surface Neuromuscular Stimulation |
68 | Electrostimulation for Stroke Rehabilitation: Mechanisms and Effect |
69 | Feasibility of a Neuroprosthesis in High Tetraplegia: Denervation and Electrical Excitability of Upper Limb Muscles |
70 | Muscular Factors Preventing Inferior Subluxation of the Shoulder in Hemiplegia |
71 | Microstimulation of the Lumbosacral Spinal Cord: Mapping |
72 | EMG-Controlled Stimulator for Stroke Rehabilitation |
73 | Myoelectric Control for a Neuroprosthetic Device |
74 | Dynamic Model of Skeletal Muscles and Joints for FES Applications |
75 | Use of EMG as Force Feedback in Closed-Loop Electrical Stimulation Systems |
76 | Determination of the Optimal Motor Unit Recruitment Strategy for Application in a High Performance FES System for Quadraplegics |
77 | Model-Based Design of Central Nervous System Neural Prosthetic Interfaces |
78 | FES Webguide: An Internet Accessible Interactive Resource on FES for Persons with Spinal Cord Dysfunction |
B. Upper Limb Applications | |
79 | Restoration of Forearm and Elbow Functions by FNS |
80 | Functional Neuromuscular Systems for Upper Extremity Control |
81 | EGG-Based Controller for FNS Hand Grasp Systems |
82 | Restoration of Shoulder Movement in C5 Tetraplegia |
83 | Percutaneous Neuromuscular Stimulation for the Treatment of Shoulder Subluxation in Hemiplegia |
84 | Multichannel Implantable System for Neural Control |
85 | Feasibility of Restoring Upper Extremity Function in C3-C4 Tetraplegia |
C. Lower Limb Applications | |
86 | FES on Spinal Cord Injured Patients: Effects on Muscle Blood Flow and Metabolism |
87 | Restoration of Gait for Acute Stroke Patients Using FES |
88 | FES Mobility in Paraplegia: RF-Controlled Implanted System |
89 | Development and Application of a Closed-Loop FES System for Standing Up Movement for Paraplegics |
90 | Paraplegic Walking Made Practical with FNS and Orthoses |
91 | Unassisted Standing by Functional Electrical Stimulation |
92 | Implantable FNS Systems for Standing Transfers |
V. Geriatrics | |
93 | Reliability and Validity of Accelerometric Gait and Balance Diagnosis |
94 | Advanced Accelerometric Motion Analysis System (Design/Development) |
95 | Improving Stepping-Over Responses in the Elderly Using Simulated Objects |
96 | Long-Term Strength Training and Functional Status in Older Adults |
97 | Restricted Useful Field of View as a Risk Factor for Falls in Older Adults |
98 | Behavioral and Functional Problems in Dementia Patients with Sensory Loss |
99 | Noninvasive Recordings of Bladder Pressure in Elderly Males |
100 | Elevated Postural Muscle Activity in Elders and Its Effect on Quiet-Standing Dynamics |
101 | Factors Contributing to Older Adult Disability in Rising from a Bed and from the Floor |
102 | Preventing Slips and Falls in the Elderly: Effects of Simple Biomechanical Interventions |
103 | Long-Term Evaluation of Maxillary Sinus Bone Grafts with Dental Implants |
104 | Assessment of Intervention Efficacy for Stress Urinary Incontience Using Vesico-Urethral Pressuregram Method |
105 | Tensile Strength of Endopelvic Fascia and Its Association with Pelvic Organ Prolapse |
106 | Rehabilitation Research and Training Center on Aging with a Disability: Overview and Research Projects |
107 | Exercise Program Designs for Older Adults |
108 | Study of Policy Barriers Impeding Use of Assistive Technology by Persons Aging with Disabilities |
VI. Head Trauma and Stroke | |
109 | New Technique for Improving Rehabilitation of Movement after Stroke |
110 | Fading-In of Right Hemispatial Information in the Treatment of Unilateral Neglect |
111 | Graded Weight-Bearing Exercise for Improved Ambulation after Stroke |
112 | Mechanically Assisted Upper Limb Movement for Assessment and Therapy |
113 | Cortical Contributions to the Recovery of Motor Function |
114 | Cultural Influence on Aphasia in African-Americans |
115 | Continuously Infused Intrathecal Baclofen (ITB) for Spastic/Systonic Hemiplegia |
116 | Long-Term Continuously Infused Baclofen (ITB) for Spastic-Dystonic Hypertonia in Traumatic Brain Injury |
VII. Independent Living Aids | |
A. General | |
117 | Musical Instrument Digital Interface for Children with Physical Disabilities |
118 | Effectiveness of Environmental Control Units |
119 | Computer Access Selector and Vocaselect |
120 | Characteristics of Genital Skin Flora in Persons with SCI and Their Effect on Development of Urinary Tract Infection |
121 | Assessing Individuals' Predispositions to the Use, Avoidance, or Abandonment of Assistive Technologies |
B. Robotics | |
122 | Development of an Assistive Robot for Effective Health Care Delivery |
C. Communication Methods and Systems | |
123 | Development of an Assistive Memory Device for Patients with Severe Amnesia |
124 | Creation of a Single Switch Interface to a MIDI Keyboard |
125 | Personal Portable Communications through Cellular Telephone Interfaces |
126 | Internet-Based Interactive Video in Rehabilitation |
127 | Vocabulary Organiser: Formerly the AUSMAP Database |
128 | Effectiveness of Using Voice Recognition Systems |
129 | Toward Task Transparency: Selection of Text through Switch-Based Scanning |
130 | WIVIK On-Screen Access to Computers |
131 | WIVIK Tools for Students Who Are Learning to Write |
132 | WIVIK Computer-Based Communication |
D. Private and Public Programs | |
133 | Violence Against Women with Physical Disabilities |
134 | Breast Cancer Screening among Women with Disabilities |
135 | Increasing the Capacity of Independent Living Centers to Serve Minority Populations |
136 | Relationships among Age at Onset, Adequency of Personal Assistance, Negative Health Incidents, and Health Care Utilization for Persons with Physical Disabilities |
137 | Health Promotion for Women with Physical Disabilities |
138 | Reducing Risk Factors for Abuse among Low-Income, Minority Women with Disabilities |
VIII. Muscles, Ligaments, and Tendons | |
A. Muscles | |
139 | Surface EMG during Dynamic Contractions of Limb Muscles |
140 | Multimedia Tool for Teaching/Learning Surface EMG |
141 | Effects of Intramuscular Aponeurotomy and Recovery on Pennate Skeletal Muscle |
142 | Patterns of Muscle Substitution Used to Compensate for Focal Weakness in Survivors of Polio and Individuals with Recent Musculoskeletal Surgery |
143 | Repeatability of Surface EMG Variables during Voluntary Isometric Contractions of the Biceps Brachii Muscle |
144 | Surface and Wire EMG Crosstalk in Neighboring Muscles |
145 | Control of Joint Motion with Synergistic Stimulation of Its Agonist/Antagonist Muscles |
146 | Three-Dimensional Description of Muscle Properties |
147 | Isometric Length Force Characteristics of Pennate Muscle During and After Shortening: Experimental and Modelling Results |
148 | Skeletal Muscle Length Force Characteristics during Maximal and Submaximal Activation |
149 | Lateral or Myo-Fascial Force Transmission in Skeletal Muscle |
B. Ligaments and Tendons | |
150 | Ligamento-Muscular Protective Reflex in the Knee, Shoulder, Ankle, Elbow, and Spine |
IX. Neurological and Vascular Disorders | |
A. General | |
151 | Effect of Exercise Training on Hemoglobin A1c's of Type II Diabetics in Supervised vs. Home Exercise Programs |
152 | Effects of Aging on Motor Unit Firing Behavior |
153 | Sweat Response in MS Patients during Exercise: A Pilot Study |
B. Swallowing Disorders | |
154 | Sensitivity and Specificity of a Clinical Examination of Swallowing |
155 | Biomechanics and Sensory Input of Swallow after Head and Neck Cancer |
156 | Long-Term Survivors of Head and Neck Cancer |
157 | Effects of Radiotherapy/Chemotherapy on Voice, Speech, and Swallowing Function |
158 | Effects of Surgical Intervention on Speech and Swallowing Function in Persons with Recurrent/Residual Disease |
159 | Head and Neck Cancer: Quality of Life, Performance, and Patients' Priorities |
160 | Effects of Surgical Reconstruction on Speech and Swallowing |
161 | In Search for Proper Boundary Condition at the Glosso-Palatal Junction for Pharyngeal Bolus Modeling: A Study Using Neural Network Inversion |
C. Vascular Disorders | |
162 | Polestriding Exercise and Vitamin E for Management of Claudication Pain |
X. Orthopedics | |
A. General | |
163 | Improved Bone Cement Fatigue Resistance Via Controlled Strength Interfaces |
164 | Disuse-Induced Articular Cartilage Atrophy, Over-Exercise and Arthritis |
165 | Biological Responses in the Pathogenesis of Aseptic Loosening |
166 | Dupuytren's Disease |
167 | Survey of Parents of Children Who Use Orthoses and Prostheses |
B. Hip Implants | |
168 | Fatigue Strength of Composite Femoral Components for Hip Arthroplasty |
169 | Use of Ultrasonic Vibration in Improving the Mechanical Properties of Bone Cement |
C. Knee Implants | |
170 | Modification of Polyethylene to Improve the Wear Performance of Joint Replacement Prostheses |
171 | Development of Data Capture Software for an Artificial Knee with Sensors and Telemetry |
D. Low Back Pain | |
172 | Minimal Effort Test for Patients in Pain Using the Back Analysis System |
173 | Back Exercise Prescription and Implementation by Surface Electromyographic Procedures |
XI. Orthotics | |
174 | Computer-Aided Design and Computer-Aided Manufacturing of Orthopedic Footwear |
175 | Clinical Trial of Footwear in Patients with Diabetes |
176 | Analysis and Optimization of Hybrid Systems for Walking Restoration of Paraplegic Patients |
177 | Medical Evaluation of 70 Paraplegics Using a Practical FES Walking Orthosis |
178 | Determination of the Effect of Range of Motion Changes in an Articulated Ankle Foot Orthosis on Lower Extremity Muscle Demands |
179 | Role of Orthotic Intervention in Resolution of Plantar Fasciitis |
180 | Orthotics for Myelomeningocele Patients, Teenage versus Childhood |
181 | Mobile Arm Supports for Children |
182 | Development of Lower Extremity Orthotics for Children with Myelomeningocele |
183 | Logic-Controlled Electromechanical Free-Knee Orthosis |
184 | Development of a Fully Adjustable Post Operative Hip Abduction Orthosis |
XII. Psychological and Psychosocial Disorders | |
185 | Rehabilitation Effects of Pay, Activity, and Support Intensity on Schizophrenia |
186 | Effects of Work Activity and Cognitive Rehabilitation on Schizophrenia: A Matching Study |
XIII. Sensory, Cognitive, and Communication Aids | |
A. Hearing Impairment | |
187 | Effects of Stimulus Variability and Lexical Difficulty on Speech Recognition |
188 | Is There an "Acclimatization Effect" with Hearing Aids? |
189 | Eustachian Tube and Middle-Ear Prosthesis Implants: Chronic-Ear Disease |
190 | Acclimatization in Monaurally Fitted Adults |
191 | Early Detection of Ototoxcity by High-Frequency Objective Evaluation |
192 | Development of an Automated Technique for Clinical Tinitus Evaluation |
193 | Early Detection of Hearing Loss Due to Ototoxic Agents by High-Frequency Auditory Evaluation |
194 | Investigation of Individualized High-Frequency Regions for Early Detection of Ototoxicity |
195 | Quantifying Auditory Perceptual Learning Post Hearing Aid Fitting |
196 | Frequency Selectivity Assessment: Implications for Auditory Rehabilitation |
B. Speech Impairment | |
197 | Problem-Solving Strategies of Brain-Injuried and Normal Subjects |
198 | Quantifying Spoken Language Handicap in Aphasia |
C. Vision Impairment | |
199 | Measuring Low Vision Reading Assessments Using a Scanning Laser Ophthalmoscope |
200 | Employment of Infra-Red Beacons as Guides for People with a Visual Disability |
201 | Evaluation of Central and Peripheral Vision Enhancement Devices for Driving |
202 | Microphotodiode Tiles as Prostheses for the Restoration of Visual Function |
203 | Factors Leading to Disuse of Low Vision Devices by Visually Impaired Elderly |
XIV. Spinal Cord Injury and Related Neurological Disorders | |
A. General | |
204 | Transport of NGFs+MIF-1 into Spinal Cord |
205 | Cause of Male Infertility after Spinal Cord Injury and Its Prevention: Effect on Spermatogenesis and Sertoli Cell Function |
206 | Cause of Male Infertility after Spinal Cord Injury and Its Prevention: Responses of Sertoli Cells to FSH and Testosterone |
207 | Consumer Perspectives of Mobility Function in Persons with Spinal CordInjuries: A Needs Assessment |
208 | Performance Capacity and Physical Strain in Subjects with a Spinal Cord Injury |
209 | Rehabilitation Research and Training Center on Aging with Spinal Cord Injury |
210 | Causes and Costs of Unplanned Rehospitalizations among Persons with Spinal Cord Injury |
211 | Natural History and Clinical Course of Urinary Tract Complications in Patients with Spinal Cord Dysfunction |
212 | Wheelchair Ergonomics and Chronic Pain Prevention |
B. Treatment and Rehabilitation | |
213 | Evaluation of Various Filtering Schemes in Whitening Biological Noise for Somatosensory-Evoked Potential Detection |
214 | Effects of Spinal Instrumentation |
215 | Static versus Dynamic FES Exercise and Heart Disease Risk Factors in SCI |
216 | Fracture Occurrence and Healing in Spinal Cord Injured Patients |
217 | Clinical Trial of Artificial Peripheral Nerve Graft |
218 | Functional Restoration of Grasp in Quadriplegia |
219 | Quantitative Study and Augmentation of Cough in Persons with Spinal Cord Injury |
220 | Acute Effects of SCI on Sperm Function |
221 | Electrical Control of Bladder and Bowel in Spinal Cord Injury Patients |
222 | Electrical Activation of the Diaphragm for Ventilatory Assist |
223 | Urinary Tract Infection Prophylaxis Using Bacterial Interference following Spinal Cord Injury |
224 | Quantitative Measurement of Upper Limb Spasticity: A Pilot Study |
225 | Facilitation of Optimal Outcomes of Persons with SCI through Assessment of Perceived Needs and Person-Technology Fit |
226 | Partial Weight Bearing in Walking Rehabilitation: Development of a Pratical Weight Supporting Device |
227 | Immune Responses to Pneumococcal Vaccine in Spinal Cord Injury |
228 | Obstetric/Gynecologic Complications in Women with Spinal Cord Injury |
229 | Longitudinal and Cross-Sectional Analysis of Well-Being in Persons wi th Spinal Cord Injury and Their Caregivers |
230 | Video and Other Instructional Tools for Education about Neurogenic Bo wel Dysfunction after Spinal Cord Injury |
231 | Neurogenic Bowel Dysfunction after Spinal Cord Injury: Medications and Techniques to Improve the Efficiency of Bowel Care |
XV. Wheelchairs and Powered Vehicles | |
A. General | |
232 | Manual Wheelchair User Upper Extremity Pain |
233 | Ergonomics of Manual Wheelchair Propulsion |
234 | Webbing Pretensioning Wheelchair Securement System |
235 | Evaluation of the Yamaha JWII Electric-Powered, Add-On Unit for Manual Wheelchairs |
236 | Power Wheelchair Comparison Study |
237 | Crash Study |
238 | Occupant Restraint System for Wheelchair Users |
B. Powered Controllers | |
239 | Design of a Motorized Prone Cart |
C. Seating Systems | |
240 | Effects of Cushion and Back Support on Wheelchair Ride Comfort |
241 | New Experiences for Young Children with Physical Disabilities: Developing New Products to Access Exisiting Recreation Technologies |
242 | Development of AquanautTM--An Adaptive Toiletting System for Young Children |
243 | Development of an Advanced Wheelchair Seating System |
244 | Better Anterior Pelvic Stabilizers for Children with Seating Problems |
245 | Development of TranSit SystemTM for Children with Seating Problems |
246 | Stresses in the Soft Tissue of the Human Buttocks in the Sitting Position |
XVI. Wound and Fracture Healing | |
A. Pressure Sores | |
247 | Comparison of Semi-Synthetic and Antologous Connection Tissue Grafts |
248 | Use of Tretinoin to Prevent Pressure Ulcers in Spinal Cord Injury Patients |
249 | Prevention of Recurrent Pressure Ulcers after Myocutaneous Flap |
250 | Use of Growth Factors in Pressure Ulcer Healing: Clinical Trials |
251 | Problem-Solving Skills Training in the Treatment of Pressure Ulcers |
252 | Improving Tissue Viability of Paralyzed Muscle Using Neuromuscular Electrical Stimulation |
253 | Computerized Technique for the Assessment of Alternating Pressure Relief Index |
254 | Characteristics of Intra-Tissue Stress and Strain: A Study Using a Heel-Cushion Finite Element Model |
B. Fracture Healing | |
255 | New Bioelectric Method for Early Diagnosis of Delayed Fracture Healing |
256 | Stimulation of Bone Healing Using Bone-Matrix-Related Biomaterials |
257 | In Vivo Study of the Incorporation of in Vitro Synthesized Bone |
C. Other | |
258 | Prospective Study of Plantar Foot Pressures and Diabetic Foot Ulcer Risk |
XVII. Functional Outcomes | |
259 | Outcome Assessment of the Rehabilitation of the Visually Impaired |
260 | Team Characteristics and Patient Outcomes on VA Rehabilitation Services |
261 | Study of VA Stroke Rehabilitation Services and Patient Outcomes |
262 | Toward Development of a System to Aid Orthopaedic Surgical Decision Making |
XVIII. Miscellaneous | |
263 | Physical Exercise Strength Training to Improve the Health of Dialysis Patients |
264 | Health Behaviours in School-Aged Children with Physical Disabilities |
265 | Adaptive Biological Signal Processing |
266 | Electrophysiological Behaviour of Postural Muscles during Prolonged Seated Tasks |
267 | Real-Time Implementation of a Non-Linear Adaptive Filter for Stimulus Measurements |
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