It usually affects dogs who are four years of age or older with most dogs showing signs of the disease at 9 years old. (dog-health-guide.org)
Virtually all dogs that are exposed to the virus become infected and nearly 80 % show clinical signs of disease. (northcountryvet.com)
Your veterinarian looks for signs of this disease during the physical examination, and you can help your ferret if you know what to look for, too. (smallanimalchanel.com)