Roberts, J., & Cohrssen, J. J. (1973). History and examination findings related to visual acuity among adults, United States-1960-1962: Medical history and physical examination findings as related to central binocular and monocular visual acuity by age and sex. U.S. Department of Health, Education, and Welfare, Public Health Service, Health Resources Administration, National Center for Health Statistics.
Chicago Style (17th ed.) CitationRoberts, Jean, and John J. Cohrssen. History and Examination Findings Related to Visual Acuity Among Adults, United States-1960-1962: Medical History and Physical Examination Findings as Related to Central Binocular and Monocular Visual Acuity by Age and Sex. Rockville, Maryland: U.S. Department of Health, Education, and Welfare, Public Health Service, Health Resources Administration, National Center for Health Statistics, 1973.
MLA (9th ed.) CitationRoberts, Jean, and John J. Cohrssen. History and Examination Findings Related to Visual Acuity Among Adults, United States-1960-1962: Medical History and Physical Examination Findings as Related to Central Binocular and Monocular Visual Acuity by Age and Sex. U.S. Department of Health, Education, and Welfare, Public Health Service, Health Resources Administration, National Center for Health Statistics, 1973.