Risqi, Arin Zakyatur, Nungki Marlian Yuliadarwati, and Safun Rahmanto. 2021. “KOMBINASI PEMBERIAN PROGRESSIVE RESISTANCE EXERCISE DAN ISOMETRIC EXERCISE TERHADAP TINGKAT PENURUNAN NYERI LUTUT PADA KASUS OSTEOARTHRITIS”. Physiotherapy Health Science (PhysioHS) 2 (2):54-61. https://doi.org/10.22219/physiohs.v2i2.15194.