CMAJ 2019 06;191(25):E680-E688
School of Dentistry (Wu), University of Leeds; Leeds Institute for Data Analytics (Keeley, Morgan, Pujades-Rodriguez), University of Leeds, Leeds, UK; Arthritis Research UK Primary Care Centre (Mallen), University of Keele, Staffordshire, UK; Leeds Institute of Cardiovascular and Metabolic Medicine (Morgan), School of Medicine, University of Leeds; NIHR Leeds Biomedical Research Centre (Morgan), Leeds Teaching Hospitals NHS Trust; Leeds Institute of Health Sciences (Pujades-Rodriguez), School of Medicine, University of Leeds, Leeds, UK