(Q43435311)
Statements
Incidence of colonization, nosocomial pneumonia, and mortality in critically ill patients using a Trach Care closed-suction system versus an open-suction system: prospective, randomized study (English)
S A Deppe
J W Kelly
L L Thoi
J H Chudy
R N Longfield
J P Ducey
C L Truwit
M R Antopol
1 December 1990