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Experiments on the Combined Use of Crystal-violet Vaccine and Anti-hog-cholera Serum in the Prevention of Hog Cholera

Bradford KnappCharles Edward KelloggClarence Gordon ColeEdwin Joseph WoolfolkJ. I. HardyJoseph Frank PechanecThora Marggraff Plitt HardyGeorge StewartRichard Turnbull ClarkRobert Kendall EndersRobert Ray HenleyAlfred Leroy BakerCharles Francis Bassett

出版	U.S. Department of Agriculture, 1948
URL	http://books.google.com.hk/books?id=oi2RAQAACAAJ&hl=&source=gbs_api