REFERENCE
- Covey, E. P.: A urinary sugar test for the blind. Am. J. Clin. Path. 19: 500 (May) 1949.
- Yochem, D. E.: Insulin syringe control. J.A.M.A. 157: 1610 (April 30) 1955.
- Foote, F. M.: Personal communication to the author.
- Root, H. F.: Personal communication to the author.
- Kerby, C. E.: Cited by Foote.3
- Ritter, C. G.: Personal communication to the author.
- Kirtley, W. R.: Personal communication to the author.
- Kestenbaum, A. and Struman, R. M.: Reading glasses for patients with very poor vision. A.M.A. Arch. Ophth. 56: 451 (September) 1956.