SUBADI, I. 2013 Jan 21. THE WILLIAM'S EXERCISES ADDITION ON MICRO WAVE DIATHERMY, TRANSCUTANEUS ELECTRICAL NERVE STIMULATION AND ABDOMINAL EXERCISES INTERVENTION REDUCE OF LOWER BACK PAIN AMONG PATIENT WITH LUMBAR SPONDYLOSIS. Majalah Ilmiah Fisioterapi Indonesia. [Online] 1:1