Dr. Chandini Kovvuri1 and Dr. Sandesh Reddy Y2 (trans.) (2022) “PLAIN RADIOGRAPHIC GRADING OF PRIMARY KNEE OSTEOARTHRITIS USING THE KELLGREN–LAWRENCE SYSTEM AND ITS CORRELATION WITH CLINICAL SEVERITY: A CROSS-SECTIONAL STUDY”, Cuestiones de Fisioterapia, 51(3), pp. 476–483. doi:10.48047/wynvn484.