• The choice between an observational study and a randomized controlled trial (RCT) is not binary. • No algorithm exists for determining whether an observational study or an RCT is best for answering ...

Comparative effectiveness research increasingly is being recognized as a priority area in cancer research. Although researchers have been conducting comparative effectiveness research for decades, ...

Observational studies are critical in evaluating the long-term safety and effectiveness of new therapies on patients’ lives. However, two major shifts are significantly changing the research ...

Welcome to the Observational Astronomy group. This research group is led by Professor Silas Laycock. We work on X-ray binaries, Accretion, Black Holes, mathematical modeling and theoretical ...