[Features of the immune status of patients with occupational allergies of the upper respiratory tract with a pre-asthma symptom complex].
D002617:Chemical Industry; D006801:Humans; D006967:Hypersensitivity / Q000276:immunology*; D009784:Occupational Diseases / Q000276:immunology*; D012140:Respiratory Tract Diseases / Q000276:immunology*
Osobennosti immunnogo statusa bol'nykh professional'nymi allergozami verkhnikh dykhatel'nykh puteĭ s simptomokompleksom predastmy.