title: Successful field trials with oral killed Shigella sonnei vaccine.
mesh_terms: D000284:Administration, Oral; D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D001428:Bacterial Vaccines / Q000008:administration & dosage; D002648:Child; D002675:Child, Preschool; D004405:Dysentery, Bacillary / Q000453:epidemiology / Q000517:prevention & control*; D004812:Epidemiologic Methods; D005615:Freezing; D005859:Germany, East; D006801:Humans; D007223:Infant; D008875:Middle Aged; D009724:Nurseries, Infant; D012578:Schools, Nursery; D012764:Shigella sonnei / Q000276:immunology*; D014611:Vaccination / Q000379:methods; D014613:Vaccines, Attenuated / Q000008:administration & dosage
chemical_list: D001428:Bacterial Vaccines; D014613:Vaccines, Attenuated