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Decennial Census Data for Selected Health Occupations, United States, 1970
註釋Report and compilation of statistical tables on the demographic aspects of medical personnel (incl. Dentists, nurses, pharmacists, physicians, surgeons, veterinarians, and the midwives) in the USA as of 1970 - includes data according to sex, ethnic factor, urban areas, rural areas, and ratio per 100,000 resident population.