1. John BlandSutton: “Tumours Innocent and Malignant ”Seventh Edition 1922 page158.
2. A Case of Ganglio‐Neuromatosis;Roman Benjamin;Bulletin of the Buffalo General Hospital,1924
3. Lectures on Surgical Pathology and Therapeutics;Billroth Theodor;English Translation,1878
4. JamesPaget: “Lectures on Surgical Pathology ”Fourth Edition 1876 page514.
5. JosephMacfarland: “Surgical Pathology ”1924.