Declaration of interest
S. Erridge is the Head of Research at Sapphire Medical Clinics and an honorary clinical research fellow at Imperial College London.
S. Mangoo is a medical student at Imperial College London. He has no conflicts of interest to declare.
M.H. Sodergren is Chief Medical Officer at Curaleaf International, a consultant hepatopancreatobiliary surgeon at Imperial College NHS Trust, and a senior clinical lecturer at Imperial College London.
Notes on contribution
Drafting of manuscript: S Erridge, S Mangoo, MH Sodergren. Critical revision: S Erridge, S Mangoo, MH Sodergren. All authors agree to be accountable for all aspects of the work.
Reviewer disclosures
Peer reviewers on this manuscript have no relevant financial or other relationships to disclose.