Footnotes

• Contributors All three co-authors contributed to writing this manuscript.

• Competing interests JA reports fees and non-financial support from Bristol-Myers Squibb, grants and personal fees from Gilead Sciences, personal fees from ViiV, personal fees from Merck Sharp & Dohme, grants from Janssen, and personal fees from AbbVie, outside the submitted work.

• Funding The research was funded by the National Institute for Health Research (NIHR) Collaboration for Leadership in Applied Health Research and Care North Thames at Barts Health NHS Trust. The views expressed are those of the authors and not necessarily those of the NHS, the NIHR or the Department of Health.

• Provenance and peer review Commissioned; internally peer reviewed.