Doble Titulacion En Cirugia Oral Y Maxilofacial, 21 May 2015 http://www.scielo.br/scielo.php?pid=S2176-94512010000500010
Orthognathic surgery, Maxillofacial surgery information, 21 May 2015 http://www.scielo.br/scielo.php?pid=S2176-94512010000500010