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Figure 1.
Flowcharts of study searches.
Wu et al. BMC Public Health 2006 6:300 doi:10.1186/1471-2458-6-300
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Resolution: standard / high Figure 1.
Flowcharts of study searches.
Wu et al. BMC Public Health 2006 6:300 doi:10.1186/1471-2458-6-300 |
