Agwan, Atif Saleem, and Zeeshan Sheikh. “IDENTIFICATION AND ENDODONTIC TREATMENT OF THREE-CANALLED MAXILLARY FIRST PREMOLAR”. Journal of Ayub Medical College Abbottabad, vol. 28, no. 3, Aug. 2016, p. 627629, https://jamc.ayubmed.edu.pk/index.php/jamc/article/view/1452.