Madiha Rasheed, Batool Sajjad, Asha Devi, Waheed Gul Shaikh, Humaira Naureen, Marium Azfar 2023. Comparison of Mean Upper Lip Length in Individuals with Competent Lips, Lips Apart and Incompetent Lips. Pakistan Journal of Medical & Health Sciences. 17, 02 (Mar. 2023), 286. DOI:https://doi.org/10.53350/pjmhs2023172286.