title: [Long-term observation of tissue reactions of the human dental pulp to the improved FR].
mesh_terms: D000293:Adolescent; D000328:Adult; D003782:Dental Pulp / Q000187:drug effects*; D005260:Female; D005500:Follow-Up Studies; D005557:Formaldehyde / Q000627:therapeutic use*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011671:Pulpitis / Q000473:pathology; D011672:Pulpotomy; D012390:Root Canal Therapy
chemical_list: D005557:Formaldehyde