Wara Anung Anindita, Afiyf Kaysa Waafi. EFFECTIVENESS OF TRANSCUTANEOUS ELECTRICAL NERVE STIMULATION (TENS) IN THE MANAGEMENT OF CHRONIC MUSCULOSKELETAL PAIN: A SYSTEMATIC REVIEW OF RANDOMIZED CONTROLLED TRIALS AND PRIMARY STUDIES. the int. j. of med. science and health. 2026;49(2):927-964. doi:10.70070/f9f7qs38