Chommanee Patthanapiradej. 1988. Comparative effect of flexion and extension exercise in mechanical back pain patients. Faculty of Graduate Studies, Mahidol University;
Chommanee Patthanapiradej. (1988) Comparative effect of flexion and extension exercise in mechanical back pain patients . Mahidol University/Bangkok.
Chommanee Patthanapiradej. Comparative effect of flexion and extension exercise in mechanical back pain patients. . Bangkok:Mahidol University, 1988.
Chommanee Patthanapiradej. (1988) Comparative effect of flexion and extension exercise in mechanical back pain patients . Mahidol University/Bangkok.