Dr Garlapati is affiliated with Newborn Specialists of Tulsa, Tulsa, Oklahoma. Drs Vali and Lakshminrusimha are affiliated with Department of Pediatrics, UC Davis Medical Center, Sacramento, California. Mr Smith is affiliated with Department of Respiratory Care, UC Davis Medical Center, Sacramento, California. Dr Zavorsky is affiliated with Department of Physiology and Membrane Biology, University of California, Davis, Sacramento, California.