Taveira da Silva A M, Kaulbach H C, Chuidian F S, Lambert D R, Suffredini A F, Danner R L
Division of Pulmonary and Critical Care Medicine, Georgetown University, Washington, D.C. 20007.
N Engl J Med. 1993 May 20;328(20):1457-60. doi: 10.1056/NEJM199305203282005.