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Start Over You searched for: Authors Welch, William Henry, 1850-1934, author Remove constraint Authors: Welch, William Henry, 1850-1934, author Copyright Public domain Remove constraint Copyright: Public domain Genre Addresses Remove constraint Genre: Addresses Titles Considerations concerning some external sources of infection in their bearing on preventive medicine: the address in state medicine delivered before the American Medical Association at Newport on June 28, 1889 Remove constraint Titles: Considerations concerning some external sources of infection in their bearing on preventive medicine: the address in state medicine delivered before the American Medical Association at Newport on June 28, 1889
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