Zill-E-Huma, Ghazala Iftikhar, Asma Hanif, Shagufta Jabbar, Amna Asif, Kamran Ullah Khan, “Knowledge about Emergency Contraceptive Pills Among Women Attending OPD of Tertiary Care Hospital”, Pakistan Journal of Medical & Health Sciences, vol. 18, no. 01, p. 242, Jan. 2024.