«Five-Year Prevalence of Gastrointestinal Diseases and Disorders in Akure South, Nigeria: Prevalence of Gastrointestinal Diseases in Akure South ». African Journal of Biomedical Research, libk. 24, zenb. 2, 2021(e)ko maiatzaren, or. 245-9, https://www.ojshostng.com/index.php/ajbr/article/view/1627.