title: [Live influenza vaccines in a controlled experiment. I. Planning and organizational basis of the trial].
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D004812:Epidemiologic Methods; D006801:Humans; D007252:Influenza Vaccines; D007251:Influenza, Human / Q000517:prevention & control*; D014611:Vaccination
chemical_list: D007252:Influenza Vaccines
vernacular_title: Izuchenie zhivykh grippoznykh vaktsin v kontroliruemom opyte. I. Planirovanie i organizatsionnye osnovy opyta.