1. Department of Medicine and Therapeutics The Chinese University of Hong Kong Hong Kong SAR China
2. Microbiota I‐Center (MagIC) Hong Kong SAR China
3. Li Ka Shing Institute of Health Sciences, State Key Laboratory of Digestive Disease, Institute of Digestive Disease The Chinese University of Hong Kong Hong Kong SAR China
4. Department of Microbiology The Chinese University of Hong Kong Hong Kong SAR China