Kollef Marin H
Division of Pulmonary and Critical Care Medicine, Washington University School of Medicine, 660 South Euclid Avenue, Campus Box 8052, St. Louis, MO, 63110, USA,
Intensive Care Med. 2014 Jan;40(1):92-5. doi: 10.1007/s00134-013-3154-y. Epub 2013 Nov 19.