McAllister Katherine, Goodson Nicola, Warburton Louise, Rogers Gabriel
National Institute for Health and Care Excellence, Manchester M1 4BT, UK.
Rheumatology Research group, Department of Musculoskeletal Biology I, Institute of Ageing and Chronic Disease, University of Liverpool, Liverpool L69 3BX, UK.
BMJ. 2017 Mar 1;356:j839. doi: 10.1136/bmj.j839.