REFERENCES
- Furman, R. H., Alaupovic, P. & Howard, R. P. Progr. biochem. Pharmacol. 1967, 2, 215.
- Hytten, A. E. & Leitch, I. The Physiology of Human Pregnancy. 2nd ed. Blackwall Scientific Publications, Oxford, 1971.
- Ikonen, E. Acta obstet, gynec. scand. 1964, 43, Suppl. 5.
- Johnson, P. Acta obstet, gynec. scand. Suppl. 27, 1974.
- Johnson, P., Samsioe, G. & Gustafson, A. Acta obstet, gynec. scand. Accepted for publication.
- Kreek, M. J. p 40 in Salhanick, Kipnis, Vande & Wiele (eds.) Metabolic Effects of Gonadal Hormones and Contraceptive Steroids. Plenum Press, New York & London, 1969.
- Samsioe, G. Serum lipids and lipoproteins in pregnant and nonpregnant women with special reference to cholestasis of pregnancy. Dis. Göteborg 1974.
- Sjöwall, J. & Sjöwall, K. Ann. Clin. Res. 1970, 2, 321.
- Tikkanen, M. J. & Adlercreutz, H. Amer. J. Med. 1973, 54, 600.
- Thorling, L. Acta med. scand. 1955, 151, Suppl. 302.