Sensitivity, specificity, positive predictive value, negative predictive value and Youden’s J statistic, for question responses, using the pregnancy test result as the gold standard (n = 1,203).
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Sensitivity, specificity, positive predictive value, negative predictive value and Youden’s J statistic, for question responses, using the pregnancy test result as the gold standard (n = 1,203).
创建时间：
2020-01-30
