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- ...ing Papers, 1945–2014, UA.90.F14.1], University Archives, Archives Service Center, University of Pittsburgh.</ref> The use of the word "world", rather than " In 1947 the WHO established an [[Epidemiology|epidemiological]] information service via [[telex]], and by 1950 a mass [[tuberculosis]] inoculation driv88 KB (12,412 words) - 04:30, 3 January 2019