Affiliations

• ¹ Department of Paediatric Gastroenterology, Hepatology and Nutrition, Royal Hospital for Children, Glasgow, UK richard.hansen@glasgow.ac.uk.
• ² Department of Infection, Immunity and Inflammation, Institute of Child Health, University College London, London, UK.
• ³ Microbiome Research Centre, St George and Sutherland Clinical School, University of New South Wales, Sydney, New South Wales, Australia.
• ⁴ Human Nutrition, University of Glasgow, Glasgow, UK.
• ⁵ Institute of Immunology and Immunotherapy, University of Birmingham, Birmingham, UK.
• ⁶ National Institute for Biological Standards and Control, Potters Bar, UK.
• ⁷ Gut Microbiota for Health Expert Group, British Society of Gastroenterology, London, UK.
• ⁸ Department of Metabolism, Digestion and Reproduction, Imperial College London, London, UK.