Chronic seropositive polyarthritis linked to Hepatitis B virus: report of two cases and review of the literature / Antal Csepregi [et al.] Bibliogr.: p. 42-43. - Abstr. hun., eng. In: Magyar Reumatológia. - ISSN 0139-4495. - 2000. 41. évf. 1. sz., p. 35-43. : ill.