title: [Immunologic problems of closed spaces and gnotobiology].
mesh_terms: D000818:Animals; D000921:Antibody-Producing Cells; D000942:Antigens, Bacterial; D001419:Bacteria; D018504:Ecological Systems, Closed; D005856:Germ-Free Life; D006168:Guinea Pigs; D006801:Humans; D007109:Immunity; D051379:Mice; D013026:Space Flight
chemical_list: D000942:Antigens, Bacterial
vernacular_title: Immunologicheskie problemy zamknutykh prostranstv i gnotobiologiia.