Authors: Mark P Steele; Marcy C Speer; James E Loyd; Kevin K Brown; Aretha Herron; Susan H Slifer; Lauranell H Burch; Momen M Wahidi; John A Phillips; Thomas A Sporn; H Page McAdams; Marvin I Schwarz; David A Schwartz Journal: Am J Respir Crit Care Med Date: 2005-08-18 Impact factor: 21.405