Gittleman, I. F.; Pincus, J. B.; Schmerzler, E., and Saito, M.: Hypocalcemia Occurring on the First Day of Life in Mature and Premature Infants , Pediatrics 18:721, 1956;.
Sobel, A. E., and Sobel, B. A.: Microestimation of Calcium in Serum , J. Biol. Chem. 129:721, 1939;.
Sobel, A. E.: Microestimation of Inorganic Phosphate , Indust. & Engin. Chem. (Analyt. Ed.) 17:242, 1945;.
Natelson, S.: Routine Use of Ultramicro Methods in the Clinical Laboratory , Am. J. Clin. Path. 21:1153, 1951;.
Natelson, S.: Routine of the Perkin-Elmer Flame Photometer in the Clinical Laboratory , Am. J. Clin. Path. 20:463, 1950;.
Kopp-Natelson Micro-Gasometer, Model 511, Kopp Scientific Instruments, Inc., 15 Park St., Springfield 5, Mass.
Sobel, A. E., and Hanok, A.: Ultramicro Quantitative Analysis in Clinical Laboratories , Microchemie 39:51, 1952;.
Schales, O., and Schales, S. S.: Simple and Accurate Method for Determination of Chloride in Biological Fluids , J. Biol. Chem. 140:879, 1941;.
Sobel, A. E., and Kraus, G.: Micro Modification of Folin-Wu, presented at the International Pediatric Congress, 1947.
Willi, H.: Die Neugeborenenspasmophilie , Monatschr. Kinderh. 80:309, 1939;.
Dodd, K., and Rapoport, S.: Hypocalcemia in the Neonatal Period , Am. J. Dis. Child. 78:537, 1949;.
Bakwin, H.: Pathogenesis of Tetany of the New-Born , Am. J. Dis. Child. 54:1211, 1937;.
Gardner, L. I.; MacLachlan, E. H.; Pick, W.; Terry, M. L., and Butler, A. M.: Etiologic Factors in Tetany of Newly Born Infants , Pediatrics 5:228, 1950;.
Gittleman, I. F., and Pincus, J. B.: Influence of Diet on the Occurrence of Hyperphosphatemia and Hypocalcemia in the Newborn Infant , Pediatrics 8:778, 1951;.
Zetterström, R., and Arnold, R. G.: Impaired Calcium-Phosphate Homeostasis in Newborn Infants of Diabetic Mothers , Acta paediat. 47:107, 112, 1958;.
Craig, W. S.: Clinical Signs of Neonatal Tetany, with Especial Reference to Their Oc currence in Newborn Babies of Diabetic Mothers , Pediatrics 22:297, 1958;.
Gittleman, I. F., and Pincus, J. B.: Blood Sugar and Citric Acid Levels in Newborn Infants , Pediatrics 9:38, 1952;.
Lowrey, G. H.; Graham, B. D., and Tsao, M. U.: Chemical Homeostasis in the Newborn Infants of Diabetic Mothers , Pediatrics 13:527, 1954;.