Anyone who’s read my stuff with any regularity is acutely aware of my disdain for the way many observational studies are conducted and interpreted in health and nutrition research, as well as my ...

Cluster randomized trials (CRTs) represent a pivotal design in evaluating public health and clinical interventions where individuals are grouped into clusters (such as schools, hospitals or ...

Randomized controlled trials are the most reliable method available for testing new treatments. They have become the standard that pharmaceutical companies must meet for calculating and proving the ...

Recent advances in next‐generation sequencing (NGS) such as targeted or non-targeted whole-genome sequencing (WGS) and computational analyses that can efficiently process large amounts of data have ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Representative sampling and random sampling ...

Site-directed mutagenesis (SDM) has been an important feature of the research landscape since its introduction in 1995. Continuing improvements to Pfu DNA polymerase have led to enhancements in the ...

Melissa Horton is a financial literacy professional. She has 10+ years of experience in the financial services and planning industry. Robert Kelly is managing director of XTS Energy LLC, and has more ...