The sensitivity and specificity of a screening test are biased when disease status is not verified in all subjects and when the likelihood of confirmation depends on the test result itself. We ...
Researchers identify novel plasma biomarkers for early detection of pancreatic ductal adenocarcinoma in two retrospective phase 2 studies.
Women living with and without HIV, age 30-65 years, were recruited in South Africa. Self-collected vaginal samples and clinician-collected cervical samples were tested with Xpert HPV, an assay that ...
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