1. Volume 99, Issue 5, Pages 1097-1102 (May 1991)
Cholesterol: A Useful Parameter for Distinguishing between Pleural Exudates and Transudates 
Luis Valdés, M.D., Antonio Pose, M.D., Javier Suàrez, M.D., José Ramón Gonzalez-Juanatey, M.D., Ph.D., Alfredo Sarandeses, M.D., Esther San José, M.D., José Manuel Alvarez Dobaña, M.D., Marcelino Salgueiro, M.D., Ph.D., José Ramón Rodríguez Suárez, M.D., Ph.D. 
CHEST 
Volume 99, Issue 5, Pages (May 1991)
DOI: /chest
Copyright © 1991 The American College of Chest Physicians Terms and Conditions

2. FIGURE 1
Mean values (± SD) of pleural fluid cholesterol (PCHOL) (mg/dl) in the different groups studied.
CHEST  , DOI: ( /chest )
Copyright © 1991 The American College of Chest Physicians Terms and Conditions

3. FIGURE 2
Pleural fluid cholesterol levels (PCHOL) (mg/dl) in the different groups studied.
CHEST  , DOI: ( /chest )
Copyright © 1991 The American College of Chest Physicians Terms and Conditions

4. FIGURE 3
Ratios of pleural fluid cholesterol to serum cholesterol levels (P/SCHOL) in the different groups studied.
CHEST  , DOI: ( /chest )
Copyright © 1991 The American College of Chest Physicians Terms and Conditions