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.
Smith T, Brown JH. A study of streptococci isolated from certain presumabily milk-borne epidemics of tonsillitis occuring in Massachusetts in 1913 and 1914. J. Med. Res. 31: 455-502, 1915.
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