Pokhrel, Kashmira, Sajeev Shrestha, and Shivalal Sharma. 2021. “Congenital Maxillary Double Lip: A Case Report”. Journal of Nepalese Society of Periodontology and Oral Implantology 5 (1):61-63. https://doi.org/10.3126/jnspoi.v5i1.38199.