Resolution: standard / high
Figure 1.
Comparison of smear results by cough duration.
Ngadaya et al. BMC Public Health 2009 9:278 doi:10.1186/1471-2458-9-278
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Resolution: standard / high Figure 1.
Comparison of smear results by cough duration.
Ngadaya et al. BMC Public Health 2009 9:278 doi:10.1186/1471-2458-9-278 |