Institution: | From the Julius Center for Health Sciences and Primary Care (Venekamp, Bonten, Rovers, Verheij, Sachs), and the Departments of Otorhinolaryngology (Venekamp), and Medical Microbiology (Bonten), University Medical Center Utrecht, Utrecht, the Netherlands; and the Department of Operating Rooms (Rovers), Radboud University Medical Center Nijmegen, Nijmegen, the Netherlands |