Article Information
vol. 42 no. 6 1446-1448
PubMed
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History
- Received May 31, 2013
- Accepted June 3, 2013
- Published online November 30, 2013.
Copyright & Usage
©ERS 2013
Author Information
- David J. Lederer1,2⇑
- 1Dept of Medicine, College of Physicians and Surgeons, Columbia University Medical Center, New York, NY
- 2Dept of Epidemiology, Mailman School of Public Health, Columbia University Medical Center, New York, NY, USA
- D.J. Lederer, Division of Pulmonary, Allergy and Critical Care Medicine, Columbia University, 622 W 168th Street, PH8-101, New York, NY, USA. E-mail: DavidLederer{at}columbia.edu