DOI: 10.1055/s-00000142

Frauenheilkunde up2date

References

Zhong GC, Cheng JH, Xu XL. et al.
Meta-analysis of oral contraceptive use and risks of all-cause and cause-specific death.

Int J Gynaecol Obstet 2015;
131: 228-233
doi:10.1016/j.ijgo.2015.05.026

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