Authors: Robert A Fowler; Lori-Anne Noyahr; J Daryl Thornton; Ruxandra Pinto; Jeremy M Kahn; Neill K J Adhikari; Peter M Dodek; Nadia A Khan; Tom Kalb; Andrea Hill; James M O'Brien; David Evans; J Randall Curtis Journal: Am J Respir Crit Care Med Date: 2010-05-01 Impact factor: 21.405