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Effects and Costs of Day Care and Homemaker Services for the Chronically Ill
William G. Welssert
其他書名
A Randomized Experiment
出版Department of Health, Education, and Welfare, Office of Health Research, Statistics, and Technology, National Center for Health Services Research, 1980
URLhttp://books.google.com.hk/books?id=zRn9KGtglJoC&hl=&source=gbs_api
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