Authors: Julia Steinberg; Roger A Brooks; Lorraine Southam; Sahir Bhatnagar; Theodoros I Roumeliotis; Konstantinos Hatzikotoulas; Eleni Zengini; J Mark Wilkinson; Jyoti S Choudhary; Andrew W McCaskie; Eleftheria Zeggini Journal: Rheumatology (Oxford) Date: 2018-08-01 Impact factor: 7.580