Analysis of sildenafil citrate in herbal aphrodisiac preparations marketed in Sokoto metropolis and its public health implications. CaJoST, [S. l.], v. 5, n. 1, p. 32–37, 2023. Disponível em: https://cajost.com.ng/index.php/files/article/view/104. Acesso em: 14 jun. 2025.