Nursing workload as a risk factor for healthcare associated infections in ICU: a prospective study.
Daud-Gallotti RM, Costa SF, Guimarães T, Padilha KG, Inoue EN, Vasconcelos TN, da Silva Cunha Rodrigues F, Barbosa EV, Figueiredo WB, Levin AS. PLoS One. 2012; 7(12):e52342. Epub 2012 Dec 27.