1. The Association of Finnish Local and Regional Authorities Local authorities - social and health services http://www.localfinland.fi/en/authorities/social-and-health-services/health-services/Pages/default.aspx
2. Geographical differences in mortality and their history;Pitkanen;Duodecim,2000
3. Regional equity in childhood health-register-based follow-up of the Finnish 1987 birth cohort;Gissler;Health Place,2000
4. Gissler M Hämäläinen P Jääskeläinen M Larivaara M Punto T Rasilainen J Sairastavuustilastoinnin kehittäminen ja OECD: n laatuindikaattorit Suomessa 3 211 Helsinki Finland
5. Statistics Finland The key between the short list in the time series of the causes of death since 1969 and the earlier classifications http://tilastokeskus.fi/til/ksyyt/2005/ksyyt_2005_2006-10-31_luo_002_en.html