aspergillus antibodies of the igg , iga and igm class were determined by the indirect immunofluorescence ( iif ) technique in sera from 11 patients with proven pulmonary aspergillosis ( group i ) , 11 patients with suspected pulmonary aspergillosis ( group ii ) , 34 patients with chronic obstructive lung disease ( group iii ) , 29 patients with lung infiltrates of non-fungal aetiology ( group iv ) , and 94 blood donors ( group v ) .
C0024117
chronic obstructive lung disease
C0024109
lung