title: Dangerous laser article: please proceed with caution.
mesh_terms: D003723:Dental Amalgam; D003737:Dental Cavity Preparation / Q000295:instrumentation*; D004871:Erbium; D006358:Hot Temperature / Q000009:adverse effects; D006801:Humans; D007834:Lasers / Q000009:adverse effects*; D008628:Mercury / Q000009:adverse effects*; D019233:Retreatment; D014835:Volatilization
chemical_list: D004871:Erbium; D003723:Dental Amalgam; D008628:Mercury