Ankouane Andoulo, F., Ngatcha, G., Tagni-Sartre, M., Biwolé Sida, M., & Ndjitoyap Ndam, E. (2015). Helicobacter Pylori Infection and Peptic Ulcer Disease in Children and Adolescents from the Age Range of 6 to 18 Years Old in Yaounde (Cameroon). HEALTH SCIENCES AND DISEASE, 16(4). https://doi.org/10.5281/hsd.v16i4.589