1. From the Division of Allergy, Pulmonary, and Critical Care Medicine (A.R.H., A.W.T., N.P., M.F., L.W., I.M.R., J.H.N., J.W.) and Department of Biostatistics (C.Y., H.N.), Vanderbilt University School of Medicine, Nashville, TN; Department of Medicine, Queen’s University, Kingston, Ontario, Canada (S.L.A.); Division of Cardiology, University of Chicago, Chicago, IL (S.R.); and Division of Allergy, Immunology, and Pulmonary Medicine, Department of Pediatrics, Vanderbilt University Medical Center,...