Carbapenem-resistant Klebsiella pneumoniae exhibit variability in capsular polysaccharide and capsule associated virulence traits. - Diago-Navarro E; Chen L; Passet V; Burack S; Ulacia-Hernando A; Kodiyanplakkal RP; Levi MH; Brisse S; Kreiswirth BN; Fries BC (The Journal of infectious diseases, 2014)