PATRIZI, A; SAVOIA, F; NERI, I; BARDAZZI, F. An incomplete circle of alopecia: a new case of halo scalp ring?. Acta Dermato-Venereologica, [S. l.], v. 86, n. 1, p. 65–66, 2006. DOI: 10.1080/00015550510040932. Disponível em: https://medicaljournalssweden.se/actadv/article/view/8163. Acesso em: 30 jun. 2026.