[The problem of lower first molars in endodontic treatment].
D003786:Dental Pulp Cavity / Q000002:abnormalities / Q000033:anatomy & histology*; D006801:Humans; D008963:Molar / Q000033:anatomy & histology*; D012390:Root Canal Therapy; D014092:Tooth Root / Q000033:anatomy & histology
La problemática de los primeros molares inferiores en el tratamiento endodóntico.