Nirmala, I Gusti Ayu Surya, I Made Niko Winaya, & I Putu Adiartha Griadhi. "THE PROVISION OF WILLIAM'S FLEXION EXERCISE IS BETTER THAN MULLIGAN TECHNIQUES WITH INFRARED INTERVENCE COMBINATION IN IMPROVING THE RANGE OF LUMBOSACRALMOTION OF NON-SPECIFIC LOW BACK PAIN PATIENTS." Majalah Ilmiah Fisioterapi Indonesia [Online], 6.2 (2018): 51-54. Web. 18 May. 2024