Hằng, Nguyễn Thị Thu, and Ngô Quỳnh Hoa. “47. Efficacy of Combined Electroacupuncture, Acupressure Massage and Shortwave Diathermy on Pain Reduction and Heel-to-Buttock Index in Primary Knee Osteoarthritis”. Journal of Medical Research 195, no. 10 (October 31, 2025): 439-449. Accessed November 7, 2026. https://tapchinghiencuuyhoc.vn/index.php/tcncyh/article/view/4127.