title: Usual and customary versus prudent practice.
mesh_terms: D003729:Dental Care / Q000331:legislation & jurisprudence*; D005557:Formaldehyde; D008318:Malpractice; D012017:Referral and Consultation; D012387:Root Canal Filling Materials
chemical_list: D012387:Root Canal Filling Materials; D005557:Formaldehyde