|
Resolution: standard / high Figure 2.
Regulatory letters released by the office of prescription drug promotion, 1997-2011.
Nguyen et al. BMC Health Services Research 2013 13:27 doi:10.1186/1472-6963-13-27 |
|
Resolution: standard / high Figure 2.
Regulatory letters released by the office of prescription drug promotion, 1997-2011.
Nguyen et al. BMC Health Services Research 2013 13:27 doi:10.1186/1472-6963-13-27 |
