Hằng NTT, Hoa NQ. 47. Efficacy of combined electroacupuncture, acupressure massage and shortwave diathermy on pain reduction and heel-to-buttock index in primary knee osteoarthritis. TCNCYH [Internet]. 2025Oct.31 [cited 2026Nov.7];195(10):439-4. Available from: https://tapchinghiencuuyhoc.vn/index.php/tcncyh/article/view/4127