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Comment
. 1999 Feb 27;353(9154):721.
doi: 10.1016/s0140-6736(98)05718-3.

Timing of emergency contraception with levonorgestrel or the Yuzpe regimen. Task Force on Postovulatory Methods of Fertility Regulation

G Piaggio, H von Hertzen, D A Grimes, P F Van Look
Comment

Timing of emergency contraception with levonorgestrel or the Yuzpe regimen. Task Force on Postovulatory Methods of Fertility Regulation

G Piaggio et al. Lancet. .
No abstract available

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