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Estimating the effectiveness of emergency contraceptive pills
James Trussell, Charlotte Ellertson, Helena von Hertzen, Allison Bigrigg, Anne Webb, Margaret Evans, Sue Ferden, Clare LeadbetterVolume:
67
Year:
2003
Language:
english
DOI:
10.1016/s0010-7824(02)00535-8
File:
PDF, 67 KB
english, 2003