11. Fluoridation Publication: [Washington, DC] : The Service, [1952] Subject(s): Dental Caries -- prevention & controlFluoridation
12. A drop in the bucket Publication: [Washington, DC] : Public Health Service, [1952] Subject(s): FluoridationCommunity Participation
13. For the nation's health Publication: [Washington, DC] : U.S. Dept. of Health, Education, and Welfare, Public Health Service, [1952] Subject(s): Public HealthUnited StatesUnited States. Public Health Service.