Upgrading? Yes--downgrading? No.
Delooz
H
H
D000776:Anesthesiology; D016887:Cardiopulmonary Resuscitation / Q000379:methods*; D004635:Emergency Medicine / Q000379:methods; D006801:Humans; D017214:Laryngeal Masks; D014481:United States; D000078329:Workforce