1. These authors contributed equally to this work and share first/last authorship.
2. University Medical Center Groningen, Department of Paediatric Infectious Diseases and Immunity, Groningen, the Netherlands
3. University Medical Center Groningen, Department of Medical Microbiology, Groningen, the Netherlands
4. University Medical Center Groningen, Department of Neonatology, Groningen, the Netherlands
5. University Medical Center Groningen, Department of Neurology, Groningen, the Netherlands