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Book Reviews |

Methodik der Vitaminforschung.

Am J Dis Child. 1935;50(5):1342. doi:10.1001/archpedi.1935.01970110250028.
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This excellent book is intended for the use of any one who may wish to employ animals in research on vitamins. It is an extremely minute, inclusive and up-to-date summary of the technics used in producing various types of hypovitaminosis and hypervitaminosis and in the concentration, purification and assay of vitamin preparations. The illustrations include photographs of suggested animal cages, roentgenograms of characteristic bone lesions, typical weight curves and pictures of animals manifesting various hypovitaminotic symptoms. There are many tables which should be useful in making up diets. The bibliography shows an appreciation of American work that is not always seen in the European literature. The table of contents and index are complete. Other and larger compendiums of information on vitamins have been written, but none, so far as is known to us, is so devoted to the needs of the laboratory worker or so specific in its directions for


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