title: Department of Oral and Maxillofacial Surgery, University of Puerto Rico.
authors.affiliation: Department of Oral and Maxillofacial Surgery, University of Puerto Rico, P.O. Box 365067, San Juan, Puerto Rico 00936-5067, Puerto Rico. luijodiaz@gmail.com
authors.forename: Luis J
authors.initials: LJ
authors.lastname: Díaz-Cabrero
authors.forename: Julio E
authors.initials: JE
authors.lastname: Guzmán
authors.forename: Atilano
authors.initials: A
authors.lastname: León
authors.forename: Jerónimo
authors.initials: J
authors.lastname: Guzmán
mesh_terms: D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D011647:Puerto Rico; D012577:Schools, Medical / Q000266:history*; D013515:Surgery, Oral / Q000193:education / Q000266:history*