Department of Medicine, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA
Pulmonary, Allergy, and Critical Care Division, Department of Medicine; and, Center for Clinical Epidemiology and Biostatistics, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA
* See also p. 296.
Dr. Mikkelsen received grant support from the National Institutes of Health (NIH) (National Heart, Lung and Blood Institute Loan Repayment Program, Bethesda, MD) and received support for article research from the NIH. Dr. Maley has disclosed that he does not have any potential conflicts of interest.