«Five-year Prevalence of Gastrointestinal Diseases and Disorders in Akure South, Nigeria: Prevalence of Gastrointestinal Diseases in Akure South » (2021) African Journal of Biomedical Research, 24(2), сс. 245–249. доступно на: https://ojshostng.com/index.php/ajbr/article/view/1627 (просмотрено: 5 апрель 2026).