A Theory of Germs - Science, Medicine, and Animals - NCBI Bookshelf
Heroes, Heroines, and History: What Did a Frontier Doctor Carry in his Doctor’s Bag?
Starr, Paul. The Social Transformation of American Medicine. New York: Basic Books, 1982.
Rothstein, William G. American Physicians in the Nineteenth Century: From Sects to Science. Baltimore: Johns Hopkins University Press, 1972.
Numbers, Ronald L. The Fall and Rise of the American Medical Profession. Madison: University of Wisconsin Press, 1979.
Illinois State Board of Health Reports (1877–1880s).
Flexner, Abraham. Medical Education in the United States and Canada: A Report to the Carnegie Foundation for the Advancement of Teaching. Bulletin No. 4. New York, 1910.
American Medical Association (AMA). History of Medical Licensure.
Stevens, Rosemary. American Medicine and the Public Interest. Berkeley: University of California Press, 1971.
Federation of State Medical Boards (FSMB). A History of State Medical Boards in the United States.