Endgames
OnExamination Quiz
Contraception
BMJ 2009; 338 doi: https://doi.org/10.1136/bmj.b1278 (Published 01 April 2009) Cite this as: BMJ 2009;338:b1278The answer to this question, and more questions on this topic, are available from www.onexamination.com/endgames until …
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