Journal of Hospital Infection Journal of Hospital Infection, WB Saunders, 2018, The Journal of hospital infection, 98, pp.253-259. ⟨10.1016/j.jhin.2017.08.024⟩ Journal of Hospital Infection, 2018, The Journal of hospital infection, 98, pp.253-259. ⟨10.1016/j.jhin.2017.08.024⟩