| Tube Thoracostomy: Complications and its management | 13,891 |
| Lung Compliance and Chronic Obstructive Pulmonary Disease | 13,778 |
| Risk factors for Tuberculosis (TB) | 9,772 |
| Inspiratory capacity during exercise: measurement, analysis and interpretation | 3,717 |
| Lungs in heart failure | 3,614 |
| Role of TNF-alpha, IFN-gamma and IL-10 in the development of pulmonary tuberculosis | 3,467 |
| Expiratory Flow Limitation | 3,194 |
| Pulmonary Hypertension in Pregnancy: Critical Care Management | 2,637 |
| Pulmonary Hypertension Secondary to COPD | 2,129 |
| Assessing exercise limitation using cardiopulmonary exercise testing. | 2,017 |
