1. The study of women in Gothenburg 1968–1969 - a population study;Bengtsson,1973
2. The population study of women in Göteborg 1974–1975 - the second phase of longitudinal study;Bengtsson,1978
3. The effect of smoking on menopausal age;Lindquist;Maturitas,1979
4. Smoking habits in a population sample of women and in women with ischaemic heart disease;Bengtsson;Acta Med. Scand.,1973
5. Cross-cultural factors that affect age of menopause;Flint,1976