Janani Kandamani, Sudarssan Subramaniam Gouthaman, Divya Sanjeevi Ramakrishnan, and Santhosh Kumar M P. “Surgical Correction of Congenital Double Lip - A Case Report”. International Journal of Research in Pharmaceutical Sciences, vol. 11, no. 4, Oct. 2020, pp. 6004-7, https://ijrps.com/home/article/view/1305.