title: Sepsis: needs for defining severity.
authors.affiliation: Dipartimento di Anestesia, Rianimazione ed Emergenza Urgenza, Fondazione IRCCS Cà Granda, Ospedale Maggiore Policlinico, Via Francesco Sforza 35, 20122, Milan, Italy, gattinon@policlinico.mi.it.
authors.forename: Luciano
authors.initials: L
authors.lastname: Gattinoni
authors.forename: V Marco
authors.initials: VM
authors.lastname: Ranieri
authors.forename: Antonio
authors.initials: A
authors.lastname: Pesenti
mesh_terms: D002986:Clinical Trials as Topic; D005843:Geography; D017052:Hospital Mortality; D006801:Humans; D018805:Sepsis / Q000145:classification* / Q000401:mortality / Q000503:physiopathology / Q000628:therapy*; D012720:Severity of Illness Index