title: Temperature-sensitive mutants of influenza virus. V. Evaluation in man of an additional ts recombinant virus with a 39 C shutoff temperature.
mesh_terms: D006801:Humans; D007252:Influenza Vaccines; D009154:Mutation; D009500:Neutralization Tests; D009975:Orthomyxoviridae; D010641:Phenotype; D011995:Recombination, Genetic; D013696:Temperature; D014613:Vaccines, Attenuated; D010948:Viral Plaque Assay; D014774:Virulence
chemical_list: D007252:Influenza Vaccines; D014613:Vaccines, Attenuated