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[The influence of Trenimon (2,3,5-tris-ethyleneimino-benzoquinone-1,4) on the content of free nicotinic acid and free nicotinamide in Ehrlich ascites tumor cells]
[The influence of Trenimon (2,3,5-tris-ethyleneimino-benzoquinone-1,4) on the content of free nicotinic acid and free nicotinamide in Ehrlich ascites tumor cells]