[Radiographic study of anatomic variations in the root and root canal of the 1st lower pre-molar].
D001641:Bicuspid / Q000033:anatomy & histology; D003786:Dental Pulp Cavity / Q000033:anatomy & histology; D003813:Dentistry; D011861:Radiography, Dental; D014092:Tooth Root / Q000033:anatomy & histology
Estudo radiográfico das variações anatômicas da raiz e do conduto radicular do primeiro pré-molar inferior.