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Emergency Medical Services Systems Research Projects (active as of August 30, 1976)
National Center for Health Services Research
出版U.S. Department of Health, Education, and Welfare, Public Health Service, Health Resources Administration, National Center for Health Services Research, 1976
URLhttp://books.google.com.hk/books?id=IZWtx4wS58gC&hl=&source=gbs_api
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