Background Invasive coronary function testing (CFT) is indicated in patients with refractory angina with non-obstructed coronary arteries (ANOCA). Despite this, questions remain regarding patient ...

Thousands of marks carved into Paleolithic artifacts suggest that early modern humans were using structured symbols to communicate as far back as 40,000 years ago, a detailed analysis has found.

Monitoring and treating heart failure (HF) is a challenging condition at any age. Several models, such as Atrial fibrillation, Hemoglobin, Elderly, Abnormal renal parameters, Diabetes mellitus (AHEAD) ...

Discover how to calculate covariance to assess stock relationships and optimize your portfolio, balancing risk and potential ...

The largest fMRI study to date finds that heavy cannabis use in young adults reduces brain activity and impairs working memory performance.

National AI usage among businesses is growing, with current rates at 18% and projected to hit 22% in six months. Larger firms show higher AI adoption; those with 250+ employees report a 27% usage rate ...

Following the frequent suspicions regarding the safety of cholesterol-lowering drugs in the pre-statin era,1 statins have been a recurrent object of various concerns and alarming news. For example, ...

Introduction Accounting for missing data by imputing or weighting conditional on covariates relies on the variable with missingness being observed at least some of the time for all unique covariate ...

A new technical paper titled “Massively parallel and universal approximation of nonlinear functions using diffractive processors” was published by researchers at UCLA. “Nonlinear computation is ...

The delayed release of the BLS report has led to fearmongering about the economy's ability to function. Leila Fadel, host of NPR's Up First, said on Friday that "businesses and policymakers are flying ...

Equivalence tests often are used for demonstrating bioequivalence between two biopharmaceutical formulations, with the two one-sided test (TOST) being a common, regulator-accepted statistical method ...