DOI:
10.1055/s-00000142
Frauenheilkunde up2date
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References
Charlton BM, Rich-Edwards JW, Colditz GA. et al.
Oral contraceptive use and mortality after 36 years of follow-up in the Nursesʼ Health Study: prospective cohort study.
BMJ 2014;
349: g6356
doi:10.1136/bmj.g6356
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