Gul, Seema, et al. “ASSOCIATION BETWEEN PLACENTAL ABRUPTION AND CAESAREAN SECTION AMONG PATIENTS AT KHYBER TEACHING HOSPITAL PESHAWAR”. Journal of Ayub Medical College Abbottabad, vol. 28, no. 1, Mar. 2016, pp. 172-4, https://jamc.ayubmed.edu.pk/index.php/jamc/article/view/488.