William F. Koch

1945-1949 – CATTLE EXPERIMENTS IN THE U.S. AND CANADA – GOOD PROGRESS IN BANG’S DISEASE

1945-1949 – CATTLE EXPERIMENTS IN THE U.S. AND CANADA, A SERIES OF ARTICLES, Related Publications Cattle /

By Dr. D. H. Arnott, M.D., First Reprinting, Wm. F. Koch Laboratories of Canada

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