Pet rats are super cute, loads of fun, and very smart, but like all pets, you need to be aware of the health problems they might develop, especially as they get older. Plus, many diseases are spread ...

Doctors and scientists from the University Hospitals Leipzig (UKL) and Mannheim (UMM), and the German Center for Infection Research (DZIF) at the Friedrich-Loeffler-Institut (FLI) and the Bernhard ...