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- [31] ORAL-CONTRACEPTIVE USE AND BREAST-CANCER RISK IN YOUNG-WOMEN - SUBGROUP ANALYSES LANCET, 1990, 335 (8704): : 1507 - 1509
- [36] RIBOFLAVIN NUTRITIONAL-STATUS AND ABSORPTION IN ORAL-CONTRACEPTIVE USERS AND NONUSERS AMERICAN JOURNAL OF CLINICAL NUTRITION, 1979, 32 (10): : 2047 - 2051