The case history of a root perforation and a method for its prevention.
D002648:Child; D005260:Female; D006171:Gutta-Percha; D006801:Humans; D012387:Root Canal Filling Materials / Q000009:adverse effects; D012389:Root Canal Obturation / Q000009:adverse effects; D012390:Root Canal Therapy / Q000009:adverse effects*; D014092:Tooth Root / Q000293:injuries*
D012387:Root Canal Filling Materials; D006171:Gutta-Percha