1. Center for Microbiome Analyses and Therapeutics, Leiden University Medical Center, Leiden, Netherlands
2. Experimental Bacteriology, Department of Medical Microbiology, Leiden University Medical Center, Leiden, Netherlands
3. Institute of Microbiology and Infection, University of Birmingham, Birmingham, United Kingdom
4. Department of Microbiology and Immunology, University of Michigan, Ann Arbor, Michigan, USA
5. Department of Internal Medicine/Infectious Diseases Division, University of Michigan Medical Center, Ann Arbor, Michigan, USA
6. Clinical Microbiology Laboratory, Department of Medical Microbiology, Leiden University Medical Center, Leiden, Netherlands
7. Netherlands Donor Feces Bank, Leiden, Netherlands