Anokye, M., J. Amoah-Mensah, F. OseiFrimpong, & N. Acheampong. " Immunization Coverage of Pregnant Women with Tetanus Toxoid Vaccine in Dormaa East District- Brong Ahafo Region, Ghana." International Conference on Applied Science and Technology Conference Proceedings [Online], 3.1 (2016): 106 - 115. Web. 17 Jul. 2019