Metsini, A., Vazquez, M., Sommerstein, R., Marschall, J., Voide, C., Troillet, N., Gardiol, C., Pittet, D., Zingg, W. and the Swissnoso network (2018) “Point prevalence of healthcare-associated infections and antibiotic use in three large Swiss acute-care hospitals”, Swiss Medical Weekly, 148(1718), p. w14617. doi: 10.4414/smw.2018.14617.