History of serious asthma exacerbations should be included asthma severity

JOURNAL OF ALLERGY AND CLINICAL IMMUNOLOGY

MOSBY-ELSEVIER

1. NCRR NIH HHS [MO1-RR00051] Funding Source: Medline
2. NHLBI NIH HHS [R01 HL07670, R01 HL64938] Funding Source: Medline
3. NATIONAL CENTER FOR RESEARCH RESOURCES [M01RR000051] Funding Source: NIH RePORTER
4. NATIONAL HEART, LUNG, AND BLOOD INSTITUTE [R01HL064938] Funding Source: NIH RePORTER