ACTA ORTHOPAEDICA ET TRAUMATOLOGICA TURCICA, cilt.49, sa.2, ss.151-159, 2015 (SCI-Expanded, Scopus, TRDizin)
Objective: This study aimed to investigate levels of validity, and inter- and intra-observer reliability of observational gait analysis (OGA) in clinical usage, done by the physical therapists with varying clinical experience, in subjects with knee osteoarthritis.