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Sadiq ME, Abubakar AL, Lawal A, Ahmad AH, Sada N. Preterm deliveries and progesterone levels in pregnant women attending antenatal care in a health care facility in Sokoto state, Nigeria: a preliminary study. Int J Reprod Contracept Obstet Gynecol [Internet]. 2020 Jun. 25 [cited 2025 Oct. 3];9(7):2969-72. Available from: https://www.ijrcog.org/index.php/ijrcog/article/view/8553