title: [Incidence of 3 roots in the lower 1st molar. 1].
authors.forename: E L
authors.initials: EL
authors.lastname: Hernández
authors.forename: C R
authors.initials: CR
authors.lastname: Caballero
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D006801:Humans; D008334:Mandible; D008875:Middle Aged; D008963:Molar / Q000033:anatomy & histology*; D014092:Tooth Root / Q000033:anatomy & histology
vernacular_title: Incidencia de tres raíces en el primer molar inferior. Primera parte.