Efficacy and safety of azathioprine in alopecia areata. Journal of Pakistan Association of Dermatologists, [S. l.], v. 29, n. 2, p. 215–219, 2019. DOI: 10.66344/jpad.v29i2.1295. Disponível em: https://www.jpad.com.pk/index.php/jpad/article/view/1295. Acesso em: 26 jul. 2026.