Wong, Chin-Ho; Foo, Chee-Liam; Seow, Wan-Tiew (2006). "Calcified cephalohematoma: classification, indications for surgery and techniques". The Journal of Craniofacial Surgery. 17 (5): 970–979. doi:10.1097/01.scs.0000229552.82081.de. PMID17003628.
nih.gov
pubmed.ncbi.nlm.nih.gov
Wong, Chin-Ho; Foo, Chee-Liam; Seow, Wan-Tiew (2006). "Calcified cephalohematoma: classification, indications for surgery and techniques". The Journal of Craniofacial Surgery. 17 (5): 970–979. doi:10.1097/01.scs.0000229552.82081.de. PMID17003628.