As influenza vaccination is now widely recommended, randomized clinical trials are no longer ethical in many populations. Therefore, observational studies on patients seeking medical care for acute ...

Discover how multivariate models use multiple variables for investment forecasting, risk analysis, and decision-making in ...

A simple mathematical model has helped chemists selectively synthesise a novel interwoven catenane structure. Researchers say models such as these may help improve chemists’ understanding of how to ...