1. Heyd, Chas. Gordon: Hepatitis Associated with or Sequential to Inflammatory Diseases of the Abdomen.Long Island Med. J., Jan., 1923.
2. Heyd, Chas. Gordon : Hepatitis, an Associated Condition with Gall Bladder Disease. Transactions of the Twenty-sixth Annual Meeting of the American Gastro-Enterological Association, April, 1923.
3. Heyd, Chas. Gordon : The Liver and Its Relation to Chronic Abdominal Infection.Ann. Surg., Jan., 1924.
4. Heyd, Chas. Gordon : “Liver Deaths” in Surgery of the Gall Bladder.J. A. M. A., Vol. 97, Dec. 19, 1931.
5. Heyd, Chas. Gordon : Complications of Gall Bladder Surgery-Ann.Surg., Jan., 1937.