Biosafety classification is based on U.S. Public Health Service Guidelines, it is the responsibility of the customer to ensure that their facilities comply with biosafety regulations for their own country.
Cabasso VJ, Cox HR. A distemper-like strain of virus derived from a case of canine encephalitis: its adaptation to the chick embryo and subsequent modification. Cornell Vet. 42: 96-107, 1952. PubMed: 14905890
