First molars in permanent dentition and their malformations in various pathologies: A review. - Yamunadevi, Andamuthu; Pratibha, Ramani; Rajmohan, Muthusamy; Mahendraperumal, Sengottaiyan; Ganapathy, Nalliappan; Srivandhana, Rajamani (Journal of Pharmacy & Bioallied Sciences, 2021)