About the Authors

Michael Mendall

Roles Conceptualization, Funding acquisition, Writing – original draft

m.mendall@btinternet.com

Affiliations Department of Gastroenterology, Croydon University Hospital, Thornton Heath, Surrey, Croydon, United Kingdom, St George’s Medical School, Cranmer Terrace, Tooting, London, United Kingdom

Maria Christina Harpsøe

Roles Conceptualization, Data curation, Formal analysis, Methodology, Writing – original draft

Current address: Department of Clinical Microbiology, Hvidovre Hospital, Hvidovre, Denmark

Affiliation Department of Epidemiology Research, Statens Serum Institut, Copenhagen, Denmark

Devinder Kumar

Roles Funding acquisition, Writing – review & editing

Affiliation St George’s Medical School, Cranmer Terrace, Tooting, London, United Kingdom

Mikael Andersson

Roles Data curation, Formal analysis, Methodology, Software, Writing – review & editing

Affiliation Department of Epidemiology Research, Statens Serum Institut, Copenhagen, Denmark

Tine Jess

Roles Conceptualization, Data curation, Methodology, Supervision, Writing – review & editing

Current address: Institute of Preventive Medicine, Bispebjerg and Frederiksberg Hospital, Copenhagen, Denmark.

Affiliation Department of Epidemiology Research, Statens Serum Institut, Copenhagen, Denmark

Competing Interests

The authors have declared that no competing interests exist.