![](/img/cover-not-exists.png)
Quantitative analysis of sputum cytologic differences between smokers and nonsmokers
Gary E. Swan, G. Berry Schumann, Tina J. Roby, Kent W. SorensenVolume:
7
Year:
1991
Language:
english
Pages:
7
DOI:
10.1002/dc.2840070605
File:
PDF, 676 KB
english, 1991