| 单词 | Study,Case-Control |
| 释义 | Study,Case-Control《英文msh词典》Study,Case-Control [入口词] Study,Case-Control [主题词] Case-Control Studies [英文释义] Studies which start with the identification of persons with a disease of interest and a control (comparison,referent) group without the disease. The relationship of an attribute to the disease is examined by comparing diseased and non-diseased persons with regard to the frequency or levels of the attribute in each group. |
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