1. THE PATHOLOGY OF CHRONIC SINUSITIS
2. Jackson, Coates: The Nose, Throat and Ear and Their Diseases. W. B. Saunders Co., Philadelphia, p. 88, 1929.
3. Skillern: Accessory Sinuses of the Nose. J. B. Lippincott Co., Philadelphia, p. 49, 1916.
4. INTRANASAL OPERATION FOR CHRONIC MAXILLARY SINUSITIS