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- [3] PLASMA CAROTENOIDS AS A USEFUL INDICATOR OF VITAMIN-A STATUS AMERICAN JOURNAL OF CLINICAL NUTRITION, 1981, 34 (03): : 434 - 434
- [4] PLASMA CAROTENOIDS AS A USEFUL INDICATOR OF VITAMIN-A STATUS - REPLY AMERICAN JOURNAL OF CLINICAL NUTRITION, 1981, 34 (03): : 435 - 436