00782cam a2200265 a 4500 138566 OSt 20180921 0000001974 USA 0000000000ENG00 0-398-02907-5 Dinmar, Bertram D. The nature of occupational cáncer : a critical review of present problems / The nature of occupational cáncer : a critical review of present problems / Springfield : Charles C. Thomas vii, 101p. CANCER ENFERMEDADES OCUPACIONALES DLC DLC ddc BK 138566 0 0 ddc 0 0 1 1 2018-08-17 0 CS 616. 994071 D585n BK