Nogee Lawrence M, Dunbar Alston E, Wert Susan, Askin Frederic, Hamvas Aaron, Whitsett Jeffrey A
Division of Neonatology, John Hopkins University Hospital, Johns Hopkins University, Baltimore, MD 21287, USA.
Chest. 2002 Mar;121(3 Suppl):20S-21S. doi: 10.1378/chest.121.3_suppl.20s.