Figure 1.
Scope comparison of drug information categories between subscription and free databases.
Polen et al. BMC Infectious Diseases 2008 8:153 doi:10.1186/1471-2334-8-153
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Figure 1.
Scope comparison of drug information categories between subscription and free databases.
Polen et al. BMC Infectious Diseases 2008 8:153 doi:10.1186/1471-2334-8-153 |