Thermafil takes issue.
Oliver
M A
MA
D003763:Dental Leakage; D018772:Dental Marginal Adaptation; D006171:Gutta-Percha / Q000737:chemistry; D006801:Humans; D012387:Root Canal Filling Materials / Q000737:chemistry*; D012389:Root Canal Obturation / Q000295:instrumentation / Q000379:methods*
D012387:Root Canal Filling Materials; D006171:Gutta-Percha