1. The Nordic Statistics on Medicines 1987–1990;Nordic Council on Medicines,1990
2. Health Services Use and Health Status Under National Sickness Insurance;Purola,1974
3. Tietoja suomalaisten terveysturvasta;Kalimo,1989
4. Terveyspalvelusten tarve, käyttö ja kustamukset 196–1976;Kalimo,1982
5. The Nordic Statistics on Medicines 1978–1980;Nordic Council on Medicines,1982