Frequency of Screening for Weaning From Mechanical Ventilation: Two Contemporaneous Proof-of-Principle Randomized Controlled Trials

Burns KEA, Wong JTY, Dodek P, Cook DJ, Lamontagne F, Cohen A, Mehta S, Kho ME, Hébert PC, Aslanian P, Friedrich JO, Brochard L, Rizvi L, Hand L, Meade MO, Amaral AC, Seely AJ; Canadian Critical Care Trials Group