THE INTERVENTION ULTRASOUND AND CLOSED KINEMATIC CHAIN EXERCISE MORE EFFECTIVE THAN THE INTERVENTION ULTRASOUND AND OPEN KINEMATIC CHAIN EXERCISE IN REDUCING PAIN IN PATIENTS WTH SCORES KNEE OSTEOARTHRITIS 8-20 PAIN IN THE BADUNG AREA - Purnama, Ni Made Deni (Program Studi Sarjana Fisioterapi dan Profesi Fisioterapi Universitas Udayana, 2018)