Resolution: standard / high
Figure 1.
Sampling Schema.
Grupp-Phelan et al. BMC Emergency Medicine 2007 7:12 doi:10.1186/1471-227X-7-12
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Resolution: standard / high Figure 1.
Sampling Schema.
Grupp-Phelan et al. BMC Emergency Medicine 2007 7:12 doi:10.1186/1471-227X-7-12 |