Differences between "Classical" risk factors for infections caused by Methicillin-Resistant Staphylococcus aureus (MRSA) and risk factors for nosocomial bloodstream infections caused by multiple clones of the Staphylococcal Cassette Chromosome mec type IV MRSA strain - Vidal, Paula M.; Trindade, Priscila Arruda; Garcia, Tamara O.; Pacheco, Renata Lima; Costa, Silvia Figueiredo; Reinert, Cristina; Hiramatsu, Keiichi; Mamizuka, Elsa Masae; Garcia, Cilmara Polido; Levin, Anna Sara Shafferman (Infection Control and Hospital Epidemiology, 2009)