title: A comparison of five methods of root canal obturation by means of dye penetration.
mesh_terms: D004396:Coloring Agents; D003738:Dental Cements; D003763:Dental Leakage / Q000175:diagnosis*; D005976:Glutaral; D006801:Humans; D011109:Polymethacrylic Acids; D012387:Root Canal Filling Materials; D012389:Root Canal Obturation / Q000379:methods*
chemical_list: D004396:Coloring Agents; D003738:Dental Cements; D011109:Polymethacrylic Acids; D012387:Root Canal Filling Materials; C044372:Gluma; D005976:Glutaral