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Figure 1.
Design of the study
Bastiaenen et al. BMC Public Health 2004 4:67 doi:10.1186/1471-2458-4-67
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Resolution: standard / high Figure 1.
Design of the study
Bastiaenen et al. BMC Public Health 2004 4:67 doi:10.1186/1471-2458-4-67 |