BMC Research Notes · 2014 · 27 citations · 31 references
Prevalent VTE and concomitant PE were frequent in acutely admitted ICU patients.
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APACHE II-A Severity of Disease Classification System
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Antithrombotic Therapy for VTE Disease
Clive Kearon, Elie A. Akl, Anthony J. Comerota et al. · CHEST Journal · 2012 · 6.1K citations · Full text
APACHE II: a severity of disease classification system.
Elizabeth S. Draper · PubMed · 1985 · 6K citations