作者: Lucas R. Diaz

In this book the authors discuss the domestication history, behavior and common health problems of dogs. Topics include the epidemiological trends and neuropathological manifestations of canine diste …

Vitamin E is a generic term that refers to a family of eight natural compounds, and is further divided into two subgroups called tocopherols and tocotrienols. Tocopherols are found in a wide variety …