Williams, Andrew D., Yannick Nkombo, Gery Nkodia, Gary Leonardson, and Larry Burd. “Prevalence of Smoking During Pregnancy in the Republic of the Congo: Maternal Smoking Is Associated With Increased Risk of Prenatal Alcohol Exposure”. International Journal of Alcohol and Drug Research 3, no. 1 (March 19, 2014): 105-111. Accessed November 23, 2024. https://ijadr.org/index.php/ijadr/article/view/131.