1. Oral contraceptives and thromboembolic disease;Böttiger;Acta Med Scand,1971
2. Thromboembolic disease and the steroidal content of oral contraceptives. A report to the Committee on Safety of Drugs;Inman;Br Med J,1970
3. Tre ars receptundersökningar (A three-year prescription study);Kristoferson;Svensk Farmaceutisk Tidskrift,1977
4. Simple interval estimation of risk ratio;Miettinen;Am J Epidemiol,1974
5. Hjärtinfarkt hos yngre kvinnor—finns samband med p-piller? (Myocardial infarction in young women—is there any connection with the use of oral contraceptives?);Böttiger;Läkartidningen,1972