BONIFAZI, E. Relations between dermal sinus, aplasia cutis and collar sign. European Journal of Pediatric Dermatology, [S. l.], v. 25, n. 4, p. 244, 2015. DOI: 10.26326/2281-9649.25.4.1172. Disponível em: https://ejpd.com/index.php/journal/article/view/1172. Acesso em: 7 jul. 2022.