[Radiographic study of the occurrence of 2 root canals in the lower 1st premolars].
D001641:Bicuspid / Q000002:abnormalities / Q000033:anatomy & histology / Q000000981:diagnostic imaging*; D003786:Dental Pulp Cavity / Q000002:abnormalities / Q000033:anatomy & histology / Q000000981:diagnostic imaging*; D006801:Humans; D008334:Mandible; D011859:Radiography; D012390:Root Canal Therapy
Estudo radiográfico da ocorrência de dois canais radiculares em primeiros premolares inferiores.