1. Human Microbiome Research Program, Faculty of Medicine, University of Helsinki, Helsinki, Finland
2. Department of Computing, University of Turku, Turku, Finland
3. Children’s Hospital, University of Helsinki and Helsinki University Hospital (HUS), Helsinki, Finland
4. Faculty of Medicine and Health Technology, Tampere University, Tampere, Finland
5. Laboratory of Microbiology, Wageningen University, Wageningen, The Netherlands