Authors: J T Van der Meer; W Van Wijk; J Thompson; J P Vandenbroucke; H A Valkenburg; M F Michel Journal: Lancet Date: 1992-01-18 Impact factor: 79.321
Authors: P Krijnen; C J Kaandorp; E W Steyerberg; D van Schaardenburg; H J Moens; J D Habbema Journal: Ann Rheum Dis Date: 2001-04 Impact factor: 19.103