Authors: A C Stevenson; J Bedford; G W Dolphin; R J Purrott; D C Lloyd; A G Hill; H F Hill; J M Gumpel; D Williams; J T Scott; N W Ramsey; F E Bruckner; C B Fearn Journal: Ann Rheum Dis Date: 1973-03 Impact factor: 19.103
Authors: Zalima N Jahangier; Johannes W G Jacobs; Wijnand A A Swen; Jan D Moolenburgh; George A W Bruyn; Eduard N Griep; Johannes W J Bijlsma Journal: Clin Rheumatol Date: 2010-11-16 Impact factor: 2.980