Funding for this research was provided by:
Programme Grants for Applied Research (Programme Grant (RP-PG-0407-10386))
Arthritis Research UK (Grant Number 18139)
Received: 30 August 2016
Accepted: 24 January 2018
First Online: 6 February 2018
Ethics approval and consent to participate
: The study was approved by the North West 1 Research Ethics Committee, Cheshire, UK (REC reference: 10/H1017/76), informed written consent was given by all GPs participating in the study.
: Not applicable
: The authors declare that they have no competing interests.
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