Volume 72(5); May 1957 Articles Implications of recent viral studies PMCID: PMC2031284 Surveillance of poliomyelitis in the United States in 1956 PMCID: PMC2031288 Poliomyelitis vaccination program in Richland, Wash PMCID: PMC2031293 Use of general hospitals: Demographic and ecologic factors PMCID: PMC2031280 Expenses and income sources of dental students PMCID: PMC2031295 Modern methods in preventive medicine. Three papers presented before the 1956 meeting of the American College of Preventive Medicine PMCID: PMC2031291 Modern Methods in Preventive Medicine. Three Papers Presented before the 1956 Meeting of the American College of Preventive Medicine: Chemotherapy of tuberculosis, progress and promise PMCID: PMC2031282 Modern Methods in Preventive Medicine. Three Papers Presented before the 1956 Meeting of the American College of Preventive Medicine: Public health and the social sciences PMCID: PMC2031279 Modern Methods in Preventive Medicine. Three Papers Presented before the 1956 Meeting of the American College of Preventive Medicine: Preventing injury from radiation PMCID: PMC2031277 Identification of two leptospiral serotypes new to the United States PMCID: PMC2031286 Public health residency training PMCID: PMC2031281 Conjunctivitis in southwest Georgia PMCID: PMC2031294 Cancer and food additives: Statement PMCID: PMC2031287 Venereal disease contacts of servicemen in Massachusetts, 1949-55 PMCID: PMC2031290 Status of controlled fluoridation in the United States, 1945-56 PMCID: PMC2031292 Supplementation of dietary proteins with amino acids: Statement PMCID: PMC2031283 Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||