Study registration: *
Publication McKeigue P, medRxiv, 2021
Dates: 2020-12-01 to 2021-05-19
Funding: No specific funding (No specific funding was received for this study)
Conflict of interest: Yes (HC receives research support and honoraria and is a member of advisory panels or speaker bureaus for Sanofi Aventis, Regeneron, Novartis, Novo-Nordisk and Eli Lilly. HC receives or has recently received non-binding research support from AstraZeneca and Novo-Nordisk. SH received honoraria from Gilead.)