Document b50JB8j95pgnemQ1pyvGrgdXk

BRQNC.H IQGENIC.. CANCER 1930's - Association between asbestos is and BRONCHIAL CANCER WAS DISCOVERED, ESPECIALLY IN ASBESTOS TEXTILE WORKERS Association appears to be with asbestosis rather THAN SIMPLY EXPOSURE TO ASBESTOS DUST Cigarette smoking is an important additional and POSSIBLY SYNERGISTIC FACTOR 20 - 30Latent period of years DUP 0901991