SluderGreenfield: The Syndrome of Sphenopalatine Ganglion Neurosis. American Journal of the Medical Sciences, December, 1910; also Transactions American Laryngological Association, 1910.
2.
SluderGreenfield: A Phenol (Carbolic Acid) Injection Treatment for Sphenopalatine Ganglion Neuralgia. Journal of the American Medical Association, December 30, 1911, Vol. LVII., p. 2137.
3.
Hajek: Pathologie und Therapie der entzuendlichen Erkrankungen der Nebenhoelen der Nase. Wien (3rd ed.), 1908.