The contribution of respiratory viruses to severe exacerbations of asthma in adults.
Ahmed
A H
AH
Nicholson
K G
KG
Hammersley
V S
VS
D000328:Adult; D001249:Asthma / Q000821:virology*; D018450:Disease Progression; D006801:Humans; D012141:Respiratory Tract Infections / Q000150:complications* / Q000821:virology; D012720:Severity of Illness Index