N Engl J Med 2016 09;375(9):840-9
From Respiratory Clinical Development (D.A.S., A.M.Y., L.A.L., I.H.R., K.S.B., S.Y.K., S.J.P.) and Research and Development, Clinical Platforms and Sciences, Clinical Statistics (K.M.K.), GlaxoSmithKline, Research Triangle Park, Rho, Chapel Hill (H.M.), and Biostatistics, Parexel International, Durham (B.A.P.) - all in North Carolina; the Department of Pediatrics, Breathing Institute, Pediatric Pulmonary Section, Children's Hospital Colorado and University of Colorado School of Medicine, Aurora (S.J.S., A.H.L.); the Department of Pediatrics, Center Lillebælt, Fredericia and Kolding Hospital, Odense, Denmark (S.P.); and the Department of Allergy and Research and Evaluation, Kaiser Permanente Research, San Diego, CA (R.S.Z.).