Abbey M, S. C. A, U. S. O, F. C. C. W, B. O. A, O. A. O, N. M. I, C. I. A. Maternal exposure to carbon monoxide in the first trimester (7-13+6 weeks) of pregnancy in the core Niger Delta. Int J Reprod Contracept Obstet Gynecol [Internet]. 2022 Jun. 27 [cited 2026 Feb. 2];11(7):1839-47. Available from: https://www.ijrcog.org/index.php/ijrcog/article/view/11809