From en:Image:Dorothy Hansine Andersen.jpg, uploaded by en:User:InvictaHOG.
From the Library of Medicine which states in public domain as long as they are referenced
http://www.nlm.nih.gov/changingthefaceofmedicine/physicians/biography_8.html
Note: This only applies to works of the Federal Government and not to the work of any individual U.S. state, territory, commonwealth, county, municipality, or any other subdivision.
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