Karthikeyan Murthykumar, Sankari Malaiappan, and Gurumoorthy Kaarthikeyan. 2020. “ASSOCIATION OF SKIN COLOR AND GINGIVAL HYPERPIGMENTATION AMONG SOUTH INDIAN POPULATIONRETROSPECTIVE STUDY”. PalArch’s Journal of Archaeology of Egypt Egyptology 17 (7):3244-56. https://archives.palarch.nl/index.php/jae/article/view/1868.