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Possible cohort effects in studies on oral contraceptive use and breast cancer

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Lê, M., Hill, C., Kramar, A. et al. Possible cohort effects in studies on oral contraceptive use and breast cancer. Br J Cancer 52, 805–806 (1985). https://doi.org/10.1038/bjc.1985.263

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  • DOI: https://doi.org/10.1038/bjc.1985.263

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