title: Estimation of the root filling length with the paralleling and bisecting-angle techniques performed by undergraduate students.
mesh_terms: D003786:Dental Pulp Cavity / Q000000981:diagnostic imaging*; D004708:Endodontics / Q000193:education; D006801:Humans; D011859:Radiography; D012387:Root Canal Filling Materials; D013335:Students, Dental; D014092:Tooth Root / Q000033:anatomy & histology / Q000000981:diagnostic imaging*
chemical_list: D012387:Root Canal Filling Materials