ADEBOWALE BERNARD, Saba,; OLAYINKA AYOTUNDE, Tomori,. The Contractile Effect of Ethanolic Extract of West African Black Pepper (Piper guineense) on Isolated Guinea Pig Ileum. Pakistan Journal of Nutrition, Pakistan, v. 6, n. 4, p. 366–369, 2007. DOI: 10.3923/pjn.2007.366.369. Disponível em: https://pjnonline.org/pjn/article/view/500. Acesso em: 3 oct. 2025.