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Variations in doctor effort: evidence from Paraguay.
Das J, Sohnesen TP. Das J, et al. Health Aff (Millwood). 2007 May-Jun;26(3):w324-37. doi: 10.1377/hlthaff.26.3.w324. Epub 2007 Mar 27. Health Aff (Millwood). 2007. PMID: 17389633
1,503 results