MILLS, OH; KLIGMAN, AM. Treatment of acne vulgaris with topically applied erythromycin and tretinoin. Acta Dermato-Venereologica, [S. l.], v. 58, n. 6, p. 555–557, 1978. DOI: 10.2340/0001555558555557. Disponível em: https://medicaljournalssweden.se/actadv/article/view/17332. Acesso em: 31 may. 2026.