Immunisation against fowl plague with crystal-violet vaccine.
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D000818:Animals; D004396:Coloring Agents; D005840:Gentian Violet; D006801:Humans; D007109:Immunity; D007114:Immunization; D005585:Influenza in Birds; D014611:Vaccination; D014612:Vaccines; D032413:Viola
D004396:Coloring Agents; D014612:Vaccines; D005840:Gentian Violet