Metered dose inhalers. Link with excess deaths unproved.
Levy
M
M
D000293:Adolescent; D000318:Adrenergic beta-Agonists / Q000009:adverse effects*; D000328:Adult; D001249:Asthma / Q000188:drug therapy / Q000401:mortality*; D006801:Humans; D009330:Nebulizers and Vaporizers
D000318:Adrenergic beta-Agonists