1. CMACE. Saving mothers’ lives: reviewing maternal deaths to make motherhood safer: 2006–2008. The eighth report of the confidential enquiries into maternal deaths in the United Kingdom;BJOG,2011
2. Thromboprophylaxis during pregnancy, labour and after vaginal delivery,2004
3. The acute management of thrombosis and embolism during pregnancy and the puerperium,2007
4. The cumulative incidence of venous thromboembolism during pregnancy and puerperium: an 11 year Danish population-based study of 63,300 pregnancies;Andersen;Acta Obstet Gynecol Scand,1998
5. Trends in the incidence of venous thromboembolism during pregnancy or postpartum: a 30-year population-based study;Heit;Ann Intern Med,2005