Summary of the commission of the European communities: Directorate general XII for science, research and development

Tubercle and Lung Disease - Tập 75 - Trang 85-93 - 1994
G. Viegi1, C. Di Pede Viegi2
1CNR Institute of Clinical Physiology, Pisa, Italy.
2Occupational Medicine Service, USL 16, Pontedera Pisa, Italy