Study,Case-Base

《英文msh词典》Study,Case-Base
[入口词] Study,Case-Base
[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.