Authors: Ana M Valdes; Gert De Wilde; Sally A Doherty; Rik J Lories; Frances L Vaughn; Laura L Laslett; Rose A Maciewicz; Anushka Soni; Deborah J Hart; Weiya Zhang; Kenneth R Muir; Elaine M Dennison; Margaret Wheeler; Paul Leaverton; Cyrus Cooper; Tim D Spector; Flavia M Cicuttini; Victoria Chapman; Graeme Jones; Nigel K Arden; Michael Doherty Journal: Ann Rheum Dis Date: 2011-05-25 Impact factor: 19.103