Novel cryotherapy techniques using liquid nitrogen. Journal of Pakistan Association of Dermatologists, [S. l.], v. 15, n. 1, p. 87–88, 2016. DOI: 10.66344/jpad.v15i1.621. Disponível em: https://www.jpad.com.pk/index.php/jpad/article/view/621. Acesso em: 21 sep. 2026.