| Institution: | 1. Chemist, Nashville Study, State and Community Services, Public Health Service, and U. S. Department of Health, Education, and Welfare , Cincinnati , Ohio , USA;2. Chief, Field Studies, and State and Community Services, Public Health Service, and U. S. Department of Health, Education, and Welfare , Cincinnati , Ohio , USA;3. Supervisor, Nashville Study, State and Community Services, Public Health Service, and U. S. Department of Health, Education, and Welfare , Cincinnati , Ohio , USA |
