[News in Javasche Courant, dated January 5th, 1850, which reported the successful introduction of a cowpox strain into Japan] (Jpn).
Soekawa
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D000486:Allergy and Immunology / Q000266:history*; D049711:History, Modern 1601-; D007564:Japan; D010506:Periodicals as Topic / Q000266:history*; D012899:Smallpox / Q000266:history*