Author = NADIA A. FYAZ, Ph.D., RANA S. YOUSSIF, M.Sc.;
Frontal Plane Projection Angle during Step Down Test in Subjects With and Without Patellofemoral Pain Syndrome

Volume 87, March, March 2019, Pages 1233-1239

RANA S. YOUSSIF, M.Sc.; NADIA A. FYAZ, Ph.D.; KARIMA A. HASSAN, Ph.D.