303,863 SCANDINAVIAN XXII Scandinavian Congress of Rheumatology Tampere, Finland, June 13-16, 1990 : abstracs / ed-s R. von Essen [et al.] : [Scandinavian Rheumatology Research Foundation]. - Stockholm : The Almqvist and Wiksell Periodical Co., [1990]. - 64 s. ; 24 cm (Scandinavian Journal of Rheumatology ; suppl.85)