Use of Low-Dose Oral Contraceptives and Stroke in Young Women
Ann Int Med 127:596-603, Schwartz,S.M.,et al, 1997
Ischemic Cerebrovascular Disease and Hormone Therapy for Infertility and Transsexualism
Neurol 45:1611-1613, Biller,J.&Saver,J.L., 1995
Postmenopausal Oestrogen Treatment and Stroke:A Prospective Study
BMJ 297:519-522, Paganini-Hill,A.,et al, 1988