Ansari, Asmat Kamal, et al. “DETERMINATION OF RELATIONSHIP BETWEEN PLASMA CORTICOTROPHIN RELEASING HORMONE AND FOETAL DEVELOPMENT DURING NORMAL PREGNANCY”. Pakistan Journal of Physiology, vol. 8, no. 1, May 2018, pp. 15-18, https://pjp.pps.org.pk/index.php/PJP/article/view/752.