Heltshe Sonya L, Szczesniak Rhonda D
Division of Pulmonology, Department of Pediatrics, University of Washington School of Medicine, Seattle Children's Research Institute, Seattle, Washington.
Division of Biostatistics and Epidemiology, Division of Pulmonary Medicine, Cincinnati Children's Hospital Medical Center, Department of Pediatrics, University of Cincinnati, Cincinnati, Ohio.
J Pediatr. 2016 May;172:228. doi: 10.1016/j.jpeds.2016.01.035. Epub 2016 Feb 4.