New standards have been set during the past few years for the growth of normal infants, owing to the increased knowledge of the nutritional requirements of babies during the first year of life. Such standards are expressed in terms of weight and height for age. The betterment of growth in these two directions has been due to numerous causes, not the least of which is the optimal intake of the dietary essentials and accessory food factors. McCollum and Simmonds,1 however, presented evidence in their monograph to show that the great majority of children, both in the United States and in other countries, do not make the growth that might be expected in view of the developments in the science of nutrition.
In regard to vitamin B, a considerable amount of literature tends to show that while gross lack of this substance is encountered rarely in this country, evidence is
POOLE MW, HAMIL BM, COOLEY TB, MACY IG. STABILIZING EFFECT OF INCREASED VITAMIN B (B1) INTAKE ON GROWTH AND NUTRITION OF INFANTSBASIC STUDY. Am J Dis Child. 1937;54(4):726–749. doi:10.1001/archpedi.1937.01980040030003
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