title: Reversal of external root resorption.
mesh_terms: D000293:Adolescent; D002126:Calcium Hydroxide / Q000627:therapeutic use*; D006801:Humans; D007180:Incisor; D008297:Male; D010636:Phenols / Q000627:therapeutic use*; D012390:Root Canal Therapy; D012391:Root Resorption / Q000628:therapy*
chemical_list: D010636:Phenols; D002126:Calcium Hydroxide