Parkes, W. Raymond.
Occupational lung disorders W. Raymond Parkes. - Philadephia W. B. Sauders Co. c1981. - 302 p.
0407337318
Lungs--Dust diseases.
Occupational diseases.
Cir 616.24 B79 1981
Occupational lung disorders W. Raymond Parkes. - Philadephia W. B. Sauders Co. c1981. - 302 p.
0407337318
Lungs--Dust diseases.
Occupational diseases.
Cir 616.24 B79 1981