Josephine van Dongen

Contributing authors 214 Caterina Band Depar tment of Pediatrics, Spaarne Gasthuis, Hoofddorp and Haarlem, the Netherlands Marloes van Beurden Julius Center for Health Science and Primary Care, University Medical Center Utrecht, Utrecht, the Netherlands Marc Bonten Julius Center for Health Sciences and Primary Care; Depar tment of Medical Microbiology, University Medical Center Utrecht, Utrecht, the Netherlands Louis Bont Depar tment of Pediatrics, University Medical Center Utrecht, Utrecht, the Netherlands Patricia Bruijning-Verhagen Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht, the Netherlands; Center of Epidemi- ology and Surveillance of Infectious Diseases, National Institute for Public Health and the Environment, Bilthoven, the Netherlands Carin Dassel Depar tment of Pediatrics, Deventer Hospital, Deventer, the Netherlands Sandra Fokkert Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht, the Netherlands Rolina van Gaalen Depar tment of Epidemiology and Surveil- lance, Center for Infectious Diseases Control, National Institute for Public Health and the Environment, Bilthoven, the Netherlands Marieke Hemels Depar tment of Pediatrics, Isala Hospital, Zwolle, the Netherlands Margit Heslinga Julius Center for Health Science and Prima- ry Care, University Medical Center Utrecht, Utrecht, the Netherlands Marlies van Houten Depar tment of Pediatrics, Spaarne Gasthuis, Hoofddorp and Haarlem, the Netherlands Anne van Kempen Depar tment of Pediatrics, Onze Lieve Vrou- we Gasthuis, Amsterdam, the Netherlands Elly Kleinlugtenbeld Depar tment of Pediatrics, Alber t Schweitzer Hospital, Rotterdam, the Netherlands Don Klinkenberg Depar tment of Epidemiology and Surveillance, Center for Infectious Diseases Control, National Institute for Public Health and the Environment, Bilthoven, the Netherlands Marie-Jose Mangen Depar tment of Epidemiology and Surveillance, Center for Infectious Diseases Control, National Institute for Public Health and the Environment, Bilthoven, the Netherlands