1. Too much like school;Cliff;Midwifery,1997
2. Clinical Guidelines for Health Care During Pregnancy, 1996. National Board of Health, Welfare, 15 October 1996, Sweden (in Swedish).
3. Detection of postnatal depression. Development of the 10-item Edinburgh Postnatal Depression Scale;Cox;British Journal of Psychiatry,1987
4. When can odds ratios mislead?;Davies;British Medical Journal,1998
5. Ds, 1997:6. Parental Support. Survey of Parental Education. Department of Health, Sweden (in Swedish).