Ali, S. A., M. Hussain, M. Shahzad, and A. Tariq. “Frequency of Radix Entomolaris / Paramolaris in Permanent Mandibular First Molars of Patients Visiting Hamdard University Dental Hospital”. Journal of Liaquat University of Medical & Health Sciences, vol. 18, no. 02, July 2019, pp. 125-8, http://ojs.lumhs.edu.pk/index.php/jlumhs/article/view/145.