Merck Veterinary Manual (Online Resource)The MVM covers all the basics, but it is also often relied on for areas not commonly encountered in the daily routine of most animal health professionals. This is no more evident than in the growing role of veterinarians in today's environment, in which general practitioners and specialists alike must practice awareness and vigilance in recognizing the impact of the international movement of animals, maintaining a safe food supply, and minimizing the spread of infectious animal disease and the threat of zoonoses.