Lacroix J, Hebert PC, Hutchison JS, Hume HA, Tucci M, Ducruet T, Gauvin F, Collet JP, Toledano BJ, Robillard P, Joffe A, Biarent D, Meert K, Peters MJ; TRIPICU Investigators,; Canadian Critical Care Trials Group,; Pediatric Acute Lung Injury and Sepsis Investigators Network. N Engl J Med. 2007 Apr 19;356(16):1609-19.