1. Teppo L. , Hakama M. , Hakulinen T. , Cancer in Finland 1953–1970: Incidence, mortality, prevalence. Acta Pat hologica et Micro biologica Scandinavica, Section A, 1975 (Suppl. 224).
2. Measurement of equity in health;Musgrove;WHO Statistics Quarterly,1986
3. International equity in coverage of primary health care: Examples from developing countries;Montoya-Aquilar;WHO Statistics Quarterly,1986