摘要：

In general, low dietary intakesn account for much of poor vitamin nutriture reported among various elderly populations. Despite problems in assessing vitamin nutriture in the elderly, the 1980 RDAs for thiamin, riboflavin, and ascorbic acid seem appropriate for thoee popu- lations However, RDAs for vitamin A and folate may be too high and the RDAs for vitamin D, vitamin 8-6, and vitamin 8-12...

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