Carcinoembryonic antigen in the diagnosis of lung cancer using bronchoalveolar lavage: A comparative study with healthy subjects, chronic bronchitis, respiratory infections and interstitial pulmonary diseases

1. Alvarez-Sala, R.
2. Prados, C.
3. Gomez De Terreros, F.J.
4. Blasco, R.
5. Pino, J.M.
6. Gomez, L.
7. Alvarez-Sala, J.L.
8. Callol, L.
9. Villamor, J.