References
- Department of Health. Report on Confidential Enquiries into Maternal Deaths in the United Kingdom 1988–1990. Her Majesty's Stationery Office, London 1994
- Greer I. A., De Swiet M. Thrombosis prophylaxis in obstetrics and gynaecology. British Journal of Obstetrics and Gynaecology 1993; 100: 37–40