1. Smoking and pregnancy;Abel;Journal of Psychoactive Drugs,1984
2. Cigarette smoking as a risk factor for late fetal and early neonatal death;Cnattingius;Br. Med. J.,1988
3. Department of Health, 1998. Smoking Kills, A White Paper on Tobacco. London: The Stationery Office, Presented to Parliament by the Secretaries of State for Health, December 1998
4. Self-efficacy as an important determinant of quitting among pregnant women who smoke: The Ø-Pattern;De Vries;Prev. Med.,1994
5. A theory of cognitive dissonance;Festinger,1957