Haider Zahid, Ulfat Bashir Raja, Owais Khalid Durrani, Sofia Shehzad, Maria Aslam, Mahnoor Khan (2022) “The Effectiveness of Trans-Electrical Nerve Stimulation (TENS) in Reducing Pain Caused by Orthodontic Movement; A Randomized Controlled Trial”, Pakistan Journal of Medical & Health Sciences, 16(04), p. 542. doi: 10.53350/pjmhs22164542.