[Root canals of the maxillary central primary incisor (author's transl)].
D002648:Child; D003786:Dental Pulp Cavity / Q000033:anatomy & histology*; D006801:Humans; D007180:Incisor / Q000033:anatomy & histology*; D008437:Maxilla; D014094:Tooth, Deciduous / Q000033:anatomy & histology*