LAWAL, Aminu T.; MUSA, Aminu; USMAN, Musa A. TLC and IR detection of sildenafil as an undeclared adulterant in some herbal aphrodisiac products marketed in northwest Nigeria. West African Journal of Pharmacy, [S. l.], v. 31, n. 1, p. 119 – 128, 2023. DOI: 10.60787/wapcp-31-1-211. Disponível em: https://www.wapcpjournal.org.ng/index.php/home/article/view/211. Acesso em: 25 may. 2025.