Despite equivocal data, activity to curb waste gases mounts.
D000393:Air Pollutants; D000776:Anesthesiology / Q000295:instrumentation / Q000592:standards; D000777:Anesthetics / Q000009:adverse effects*; D005740:Gases; D006077:Government Agencies; D009873:Operating Rooms / Q000592:standards*; D012449:Safety; D014481:United States
D000393:Air Pollutants; D000777:Anesthetics; D005740:Gases