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JAMA. 1958;168(14):1953-1958. doi:10.1001/jama.1958.03000140115039.
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Bauer, W.; Marble, A.; and Claflin, D.:  Studies on Mode of Action of Irradiated Ergostrol: Its Effect on Calcium, Phosphorus and Nitrogen Metabolism of Normal Individuals , J. Clin. Invest. 11:1-19 ( (Jan.) ) 1932.
Link to Article[[XSLOpenURL/10.1172/JCI100392]]
Hart, M. C.; Tourtellotte, D.; and Heyl, F. W.:  Effect of Irradiation and Cod Liver Oil on Calcium Balance in Adult Human , J. Biol. Chem. 76:143-148 ( (Jan.) ) 1928.
Hurscher, H. A.; Donelson, E.; Erickson, B. N.; and Macy, I. G.:  Results of Ingestion of Cod Liver Oil and Yeast on Calcium and Phosphorus Metabolism of Women , J. Nutrition 8:341-346 ( (Sept.) ) 1934.
Kelly, F. C., and Henderson, J. M.:  Influence of Certain Dietary Supplements on Nutrition of African Native , J. Hyg. 29:418-428 ( (Feb.) ) 1930.
Link to Article[[XSLOpenURL/10.1017/S0022172400010159]]
McKay, H., and others:  Effect of Vitamin D on Calcium Retentions , J. Nutrition 26:153-159 ( (Aug.) ) 1943.


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