Agreement, Reliability, and Concurrent Validity of an Outdoor, Wearable-Based Walk Ratio Assessment in Healthy Adults and Chronic Stroke Survivors oleh Simone K. Huber, Simone K. Huber, Ruud H. Knols, Ruud H. Knols, Ruud H. Knols, Jeremia P. O. Held, Jeremia P. O. Held, Tom Christen, Tom Christen, Eling D. de Bruin, Eling D. de Bruin, Eling D. de Bruin