title: Configuration and variations in the macroscopic endodontic anatomy of mandibular first molar.
mesh_terms: D002508:Cephalometry; D003786:Dental Pulp Cavity / Q000033:anatomy & histology*; D006801:Humans; D066298:In Vitro Techniques; D008334:Mandible; D008963:Molar; D009811:Odontometry; D014070:Tooth / Q000033:anatomy & histology; D014092:Tooth Root / Q000033:anatomy & histology