Zou, Di http://orcid.org/0000-0003-3408-9499
Lakhani, Bansri http://orcid.org/0000-0003-3838-0865
Reynolds, Radon
Umer, Muhammad
King, Anthony J. http://orcid.org/0000-0002-3091-911X
Stead, Richard
Article History
Received: 5 August 2021
Revised: 3 October 2021
Accepted: 14 October 2021
First Online: 1 November 2021
Competing interests
: The authors declare no competing interests.
: The database used provided observational data of standard care of patients and was defined by the National Health System as a service evaluation (ExternalRef removed) and as such ethics committee approval is not required. The data forms part of an ongoing service evaluation (Project Number: 20-429 C). This study complied with the Tenants of the Treaty of Helsinki