1. See Chapter 5 for a more comprehensive and more fully documented—with some differences—history of naturopathic medicine.
2. Pizzorno J, Snider P. Naturopathic medicine. In: Micozzi MS, ed. The Fundamentals of Complementary and Alternative Medicine. New York: Churchill Livingstone; multiple editions.
3. The history of naturopathic medicine;Cody,1999
4. The Nature Doctors: Pioneers in Naturopathic Medicine;Kirchfeld,1994
5. Yearbook of the International Society of Naturopathic Physicians and Emerson University Research Council,1945