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  2. Maternal use of oral...
  3. Maternal use of oral contraceptives and risk of birth defects in Denmark: prospective, nationwide cohort study
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Research

Maternal use of oral contraceptives and risk of birth defects in Denmark: prospective, nationwide cohort study

BMJ 2016; 352 doi: https://doi.org/10.1136/bmj.h6712 (Published 06 January 2016) Cite this as: BMJ 2016;352:h6712

Data supplement

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