HARIHARANA, SHA.S., SUBHASHREE R, and RAKSHAGAN V. 2021. “Correlation of Lip Shape and Type of Smile in The Perception of Aesthetics in Patients Between18-30 Years - A Photographic Study”. The Journal of Contemporary Issues in Business and Government 27 (2):658-66. https://www.cibgp.com/index.php/1323-6903/article/view/973.