Fareena Ghaffar, Alaina Tariq Mughal, Abdullah Jan, Rooma Shahid, Hafiza Zobia Shafique, and Sundas Mehmood. “EFFECTS OF FIXED VS REMOVABLE ORTHODONTIC RETAINERS ON PERIODONTAL HEALTH”. Journal of Postgraduate Medical Institute 36, no. 2 (June 30, 2022): 91–6. Accessed August 9, 2022. https://jpmi.org.pk/index.php/jpmi/article/view/3050.