1. Shall spinal anesthesia be used in obstetrics?;Greenhill;Anesthesiology,1950
2. Warum ist die Lumbalanästhesie beim Kaiserschnitt besonders gefährlich?;Franken;Zentralblatt für Gynäkologie,1934
3. Serious complications related to regional anesthesia: results of a prospective survey in France;Auroy;Anesthesiology,1997
4. Maternal deaths from anaesthesia. An extract from Why Mothers Die 1997–1999, the Confidential Enquiries into Maternal Deaths in the United Kingdom;Thomas;British Journal of Anaesthesia,2002
5. Anesthesia-related deaths during obstetric delivery in the United States, 1979–1990;Hawkins;Anesthesiology,1997