References
- Abortion: Annual Reports. Statistics of the National Board of Health and Welfare, Statistics Sweden
- Medical Birth Registration: Annual Reports. Statistics of the National Board of Health and Welfare, Statistics Sweden
- Rahm V. Chlamydia trachomasis among sexually active teenage girls. Thesis, Uppsala University. 1991
- Högberg U. Reproductive patterns among Swedish women. Acta Obstet Gynecol Scand 1992; 71: 207–14
- Women and Children: Interviews with women about family and work. Forecasting Information 1982; 4, Official Statistics of Sweden. Stockholm, 1982.
- Hallén A. Klamydia minskar-diagnosstikraven ökar. Svenska Läkartidningen 1992; 89: 3651–2