In the Nurses' Health Study, to examine the effects of several biomarkers and genetic markers on the risk of rheumatoid arthritis (RA), a three-phase nested case-control (NCC) design was conducted, in ...

The team conducted a nested case-control study (an observational study that is being conducted within a larger cohort study) within BioMe, a large, electronic health record-linked research ...

In the nested case-control study of data from the Clinical Practice Research Datalink, women had a comparable increased risk of breast cancer regardless of whether their last hormonal ...