1. Nauyn, B.; Der Diabetes Melitus. Second ed., Vienna, Alfred Holder, 1906.
2. Joslin, E. P.; Root, H. F.; White, P.; Marble, A. and Bailey, C. C.; The Treatment of Diabetes Mellitus. Eighth Edition, Lea & Febiger, Phila. 1947.
3. Warren, S.; The Pathology of Diabetes Mellitus, Second Edition, Lea & Febiger, Phila. 1938.
4. Quoted by Joslin, E. P.; A Diabetic Manual, Seventh Edition, Lea & Febiger, Phila. 1941, pg. 156.
5. Hanssen, P.; Diabetes Mellitus in Bergen, Norway, 1925–1941. Acta Med. Scand. Suppl. 178; 1946.