Upadhyay, Sumita, and Neeta Ghimire. “Attachment of Maxillary Labial Frenum in Nepalese Children”. Orthodontic Journal of Nepal 2, no. 1 (June 30, 2012): 38–31. Accessed December 6, 2025. https://www.nepjol.info/index.php/OJN/article/view/9291.