[67] Billings, Focal Infection.
[68] Massachusetts Journal of Osteopathy, Jan. 1906.
[69] Journal of the American Osteopathic Association, November 1919.
[70] Diabetes, p. 90.
[71] Journal of the American Osteopathic Association, Oct., 1904.
[72] Journal of the American Osteopathic Association, Oct., 1904.
[73] Practical Medical Series, 1905.