1. Rapid Diagnosis of Primary Influenza Pneumonia
Douglas B. Bogart, M.D., Chien Liu, M.D., William E. Ruth, M.D., F.C.C.P., Gerald R. Kerby, M.D., F.C.C.P., Clyde H. Williams, M.D. 
CHEST 
Volume 68, Issue 4, Pages (October 1975)
DOI: /chest
Copyright © 1975 The American College of Chest Physicians Terms and Conditions

2. FIGURE 1
Admission posteroanterior chest roentgenogram demonstrating bilateral pneumonia with some sparing of left upper lobe.
CHEST  , DOI: ( /chest )
Copyright © 1975 The American College of Chest Physicians Terms and Conditions

3. FIGURE 2
Ciliated columnar epithelial cells from bronchial aspirate obtained by fiberoptic bronchoscopy on day of admission (upper, case 1; lower, case 2). These cells contained specific fluorescence representing influenza antigen when stained by influenza A fluorescent conjugate (× 600).
CHEST  , DOI: ( /chest )
Copyright © 1975 The American College of Chest Physicians Terms and Conditions

4. FIGURE 3
Improvement in chest roentgenograms at six weeks (left) and 14 weeks (right) after onset of illness.
CHEST  , DOI: ( /chest )
Copyright © 1975 The American College of Chest Physicians Terms and Conditions