[1] Univ Amsterdam, Acad Med Ctr, Dept Med Microbiol, NL-1105 AZ Amsterdam, Netherlands
[2] Onze Lieve Vrouw Hosp, Amsterdam, Netherlands
[3] Vrije Univ Amsterdam, Med Ctr, Amsterdam, Netherlands
[4] Slotervaartziekenhuis, Amsterdam, Netherlands
[5] St Lucas Andreas Ziekenhuis, Amsterdam, Netherlands