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Figure 1.
Derivation of the sample.
Boon et al. BMC Women's Health 2007 7:4 doi:10.1186/1472-6874-7-4
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Resolution: standard / high Figure 1.
Derivation of the sample.
Boon et al. BMC Women's Health 2007 7:4 doi:10.1186/1472-6874-7-4 |