Aspirin Use and Colorectal Cancer Survival According to Tumor CD274 (Programmed Cell Death 1 Ligand 1) Expression Status ASCO believes that high-quality observational studies can advance ...

Mutational Analysis of Patients With Colorectal Cancer in CALGB/SWOG 80405 Identifies New Roles of Microsatellite Instability and Tumor Mutational Burden for Patient Outcome Comparative efficacy ...

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 ...

The long-term use of proton pump inhibitors (PPIs), a class of drugs widely used to treat acid reflux and ulcers, may not be linked to any increased risk of developing gastric (stomach) cancer, finds ...

Kathryn Snow does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

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 ...

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, ...

There is concern that antidiabetic incretin-based drugs, including dipeptidyl peptidase 4 (DPP-4) inhibitors and glucagon-like peptide 1 (GLP-1) analogues, can increase the risk of heart failure.