Only .5% of U.S. cattle are infected, but according to the best British estimates, 40% of Britain's 3,500,000 dairy cattle are infected with tuberculosis.
Though not all infected cows give infected milk and only about 6% of British farms ship milk Containing tubercle bacilli, all British bulk milk is suspect, because of much indiscriminate mixing. Dangerous milk occurs even in London (something so unheard of in any large U.S. city that recent Public Health Service reports on milk ordinance enforcement do not mention tuberculosis at all).
In October Britain's Medical Research Council Committee on...