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. 1991 Jul;22(7):938-42.
doi: 10.1161/01.str.22.7.938.

Assessing bias in case-control studies. Proper selection of cases and controls

K Sutton-Tyrrell  1
Affiliations

Assessing bias in case-control studies. Proper selection of cases and controls

K Sutton-Tyrrell. Stroke. 1991 Jul.
No abstract available

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