1. Epidemiology of rheumatic diseases in Finland in 1964-76;Klaukka, T.; Takala, Sievers K.; J.;Scanid J Rheurnatol [Suppll,1982
2. Rheumatic disorders in the Swedish population and health care system;Bjelle, A.; Magi, Allender E.; M.;J Rheumatol
3. Regional distribution of rheumatic complaints in Sweden;Bjelle, A.; Allender, E.;Scatnd J Rheutnatol,1981
4. Rheumnatismn in populationis;S, Lawrence J.,1977
5. Epidemiology of rheumatic disorders;H, Wood P.,1978