Funding for this research was provided by:
Merck Sharp and Dohme (N/A)
Article History
Received: 4 December 2019
Accepted: 26 September 2020
First Online: 21 October 2020
Ethics approval and consent to participate
: The protocol for this study was approved by the CPRD Independent Scientific Advisory Committee (ISAC reference number 19_020R2).
: Not applicable.
: IM is an employee of Merck Sharp & Dohme Ltd., UK and owns shares in Merck & Co., Inc., Kenilworth, NJ, USA. WB is an employee of Merck Sharp & Dohme Corp., a subsidiary of Merck & Co., Inc., Kenilworth, NJ, USA. XL is a former employee of MSD France. QX is a former employee of Merck Sharp & Dohme Corp., a subsidiary of Merck & Co., Inc., Kenilworth, NJ, USA. BN is an Honorary Clinical Senior Lecturer, Department of Primary Care and Public Health, Imperial College London. He has received professional fees from Sanofi Pasteur MSD for attending advisory panels and other consultancy projects.