BARI, A. U.; RAHMAN, S. B. Pigmentary skin disorders in black Africans of Sierra Leon. Journal of Pakistan Association of Dermatologists, [S. l.], v. 17, n. 1, p. 4–10, 2016. Disponível em: https://www.jpad.com.pk/index.php/jpad/article/view/676. Acesso em: 19 mar. 2026.