Journal impact factors for 2005: respiratory journals
| American Journal of Respiratory and Critical Care Medicine | 8.689 |
| Thorax | 6.150 |
| Chest | 4.008 |
| American Journal of Respiratory Cell and Molecular Biology | 3.988 |
| European Respiratory Journal | 3.947 |
| American Journal of Physiology – Lung Cellular and Molecular Pathology | 3.939 |
| Tuberculosis | 3.899 |
| Journal of Thoracic and Cardiovascular Surgery | 3.727 |
| Journal of Heart and Lung Transplantation | 2.992 |
| Respiratory Medicine | 1.663 |