"Mercury breath" ... how much is too much?
D000393:Air Pollutants / Q000032:analysis; D003723:Dental Amalgam; D003793:Dental Restoration, Permanent; D006801:Humans; D008628:Mercury / Q000009:adverse effects* / Q000032:analysis
D000393:Air Pollutants; D003723:Dental Amalgam; D008628:Mercury