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, ...

Medical research shapes healthcare every day, but not all studies are created equal. Knowing the differences can help you feel more confident reading health information online and understanding what ...

Introduction In cluster randomised trials (CRT), groups (rather than individuals) are randomised to intervention and control conditions. Since the publication of the Ottawa Statement on the Ethical ...

When I was a postdoctoral fellow at Harvard, I had the great fortune to be mentored by Robert Rosenthal, who passed away in 2024. His courses on Research Methods and Statistics were epic, and his ...