1. Division of Pediatric Pulmonology, Department of Pediatrics, University of Miami, Miami, Florida;
2. University of Iowa;
3. South Florida Asthma Consortium, Fort Lauderdale, Florida;
4. Department of Physical Therapy, Florida International University, Miami, Florida; and
5. Division of Pulmonary Medicine, Department of Pediatrics, Children’s Hospital of Pittsburgh of University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania