title: [An immunohistochemical study on bronchiolitis].
mesh_terms: D000328:Adult; D000368:Aged; D001988:Bronchiolitis / Q000276:immunology*; D005260:Female; D006801:Humans; D007150:Immunohistochemistry; D008297:Male; D008875:Middle Aged; D013601:T-Lymphocytes / Q000145:classification* / Q000276:immunology