Wisnubrata, M.D. and Zharfan, R.S. 2020. Effectiveness of core stability exercise for knee joint osteoarthritis: A review. Qanun Medika - Medical Journal Faculty of Medicine Muhammadiyah Surabaya. 4, 1 (Jan. 2020), 1–9. DOI:https://doi.org/10.30651/jqm.v4i1.3532.