The choice of a margin of error in the calculation of an appropriate sample size in health research
- PMID: 19743787
The choice of a margin of error in the calculation of an appropriate sample size in health research
Comment on
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Primary drug resistance in newly diagnosed smear positive tuberculosis patients in Addis Ababa, Ethiopia.Ethiop Med J. 2008 Oct;46(4):367-74. Ethiop Med J. 2008. PMID: 19271401