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.
Kamitsuka PS, et al. Production and standardization of ECHO reference antisera. I. For 25 prototypic ECHO viruses. Am. J. Hyg. 74: 7-25, 1961. PubMed: 13751052
Hara M, et al. Lack of serological relationship of ECHO virus types 1 and 12. Proc. Soc. Exp. Biol. Med. 128: 683-687, 1968. PubMed: 4970077
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