Sajjad, Rabia, Chaudary Amjad Ali, and Asma Ansari. “PROPHYLACTIC USE OF 17OH PROGESTERONE FOR PREVENTION OF PRETERM LABOUR IS EFFECTIVE”. Pakistan Armed Forces Medical Journal 70, no. 4 (August 20, 2020): 1049–53. Accessed April 27, 2024. https://pafmj.org/PAFMJ/article/view/5090.