A cat may need additional vaccines depending on its risk of exposure to infectious organisms due to outdoor access, living in a shelter, or being housed in a home with infected cats. (www2.vet.cornell.edu)
If you have acquired a kitten, it will probably require additional vaccines. (petpremium.com)
While there are only a few types of cancer vaccines being used today, scientists are developing additional vaccines to treat a range of cancers. (ahealthblog.com)