M. Siakwa, D. Kpikpitse, W. Azanu, R. B. Kuganab-Lem, and E. Hanson-Owoo, “Chlamydia trachomatis infection and maternal outcomes in Southern Ghana”, Int J Reprod Contracept Obstet Gynecol, vol. 5, no. 4, pp. 1108–1113, Dec. 2016.