[Internal variations of the vestibular root of the first upper human premolar related to presence of a sulcus].
D001641:Bicuspid / Q000033:anatomy & histology; D003786:Dental Pulp Cavity / Q000033:anatomy & histology; D003813:Dentistry; D014092:Tooth Root / Q000033:anatomy & histology
Variações internas da raiz vestibular do primeiro premolar superior humano, ligadas à presença de sulcos.