Resolution: standard / high

Figure 4.

Patient and investigator global evaluations at month 1 and end point (overall and by previous treatment). Scale: 0 = poor, 2 = fair, 3 = good, 4 = very good, 5 = excellent. CR, controlled-release.

Hanna et al. BMC Palliative Care 2009 8:14   doi:10.1186/1472-684X-8-14
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