1. Johnson, Doris: “Food Service: Trends in Diet Therapy.” Modern Hospital 71, 5, November, 1948.
2. Johnson, Alfaretta C.: “The Place of Cereal Germs in the Hospital Diet” Hospital Management, Vol. 65, No. 3, 4, 5, March, April, May, 1948.
3. Johnson, Alfaretta C.: “Protein Supplementarion in Gastrointestinal Diets,” American Journal of Digestive Diseases, 51, 5, pp. 165–168, May 1948.
4. Kolmer:Clinical Diagnosis by Laboratory Examinations, pp. 95–6, Appleton Co. 1943.
5. Ibid. p. 131.