Authors: M A van de Laar; M Aalbers; F G Bruins; A C van Dinther-Janssen; J K van der Korst; C J Meijer Journal: Ann Rheum Dis Date: 1992-03 Impact factor: 19.103
Authors: C O'Farrelly; D Marten; D Melcher; B McDougall; R Price; A J Goldstein; R Sherwood; L Fernandes Journal: Lancet Date: 1988-10-08 Impact factor: 79.321