The military’s new height to waist standards aim to better measure health and readiness, but raise concerns about fairness, ...

1. What is the problem with the typical use and interpretation of the t-ratio for inference in just-identified IV models? Practitioners typically use the critical values ±1.96 for the IV t-ratio when ...

What Is the CD4:CD8 Ratio Test Used For? CD4 and CD8 are two types of white blood cells in your blood. White blood cells help your body fight infections. If you have HIV infection, your doctor may use ...

Thomas Britz 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 ...