Multifaceted Intervention to Prevent Venous Thromboembolism in Patients Hospitalized for Acute Medical Illness: A Multicenter Cluster-Randomized Trial. oleh Pierre-Marie Roy, Antoine Rachas, Guy Meyer, Grégoire Le Gal, Pierre Durieux, Dominique El Kouri, Didier Honnart, Jeannot Schmidt, Catherine Legall, Pierre Hausfater, Jean-Marie Chrétien, Dominique Mottier, PREVENU study group