1. [Gorgas Memorial Institute. Film 2] Publication: [Panama] [1930] Subject(s): Tropical MedicineCommunicable Disease ControlDeveloping CountriesChild Health Services
2. The work of the Public Health Service Publication: [Washington, D.C.] : The Service, c1936 Subject(s): Communicable Disease ControlEpidemiologic MethodsPublic Health -- historyUnited States