Oxygen bars: is a breath of fresh air worth it?
Bren
Linda
L
D000280:Administration, Inhalation; D004335:Drug and Narcotic Control; D006801:Humans; D010100:Oxygen / Q000008:administration & dosage* / Q000009:adverse effects; D014481:United States; D014486:United States Food and Drug Administration
D010100:Oxygen