小威廉·基恩

小威廉·威廉姆斯·基恩（，）是一位美国医生，完成了美国第一例脑外科手术，先后诊疗过六名美国总统。

参考文献
外部链接
*[http://jeffline.jefferson.edu/SML/archives/exhibits/notable_alumni/william_keen.html Biography and pictures]
*[http://jeffline.jefferson.edu/AISR/Forum/03/09/articles/grays.html Gray's Anatomy: The Jefferson Years] Scroll down the page to find reference to W.W. Keen.
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*[http://library.brown.edu/collatoz/info.php?id=449 William W. Keen Papers] at [http://library.brown.edu/about/hay/ John Hay Library, Brown University] .