Hughes Michael, Denton Christopher P, Khanna Dinesh
Department of Rheumatology, Royal Hallamshire Hospital, Sheffield Teaching Hospitals Foundation Trust, Sheffield, UK.
Department of Rheumatology, Royal Free Hospital, University College London, London, UK.
Rheumatology (Oxford). 2021 Feb 1;60(2):489-491. doi: 10.1093/rheumatology/keaa675.