title: [Certain methodological problems of reactivity].
mesh_terms: D000222:Adaptation, Physiological; D005260:Female; D006801:Humans; D006967:Hypersensitivity / Q000145:classification; D007110:Immunity, Active; D008297:Male; D012018:Reflex
vernacular_title: Nekotorye metodologicheskie voprosy problemy reaktivnosti