Nancy Dreyer, PhD, MPH, FISE, chief scientific advisor to Picnic Health, shares some of the ways that direct-to-patient approaches have improved observational research. Direct-to-patient approaches ...

In the article that accompanies this editorial, Lu et al 5 conducted a systematic review on the use of instrumental variable (IV) methods in oncology comparative effectiveness research. The main ...

The survey reveals life sciences leaders still largely rely on traditional observational research methods, including site-based prospective studies, retrospective chart reviews, and real-world ...

Medical research is essential for advancing the understanding of health, diseases, and treatments. There are many types of studies that serve different purposes. Medical research, or health research, ...