Funding for this research was provided by:
National Institute for Health Research (ARC NWC)
Received: 21 October 2019
Accepted: 29 January 2020
First Online: 6 February 2020
Ethics approval and consent to participate
: No ethical approval was required as this study involves routinely collected data by the Sefton Clinical Commissioning Group. Data collected are not patient specific.
: Not applicable.
: Corresponding author Dr. Clarissa Giebel is an Associate Editor of this journal.