the purposes were ( 1 ) to evaluate the prevalence of interstitial lung disease ( ild ) and work-related wheezing , ( 2 ) to assess correlations between cobalt exposure and pulmonary disease , ( 3 ) to compare lung disease in grinders of hard carbide versus nongrinders , and ( 4 ) to evaluate the effects of new and previous threshold limit values for cobalt of 50 and 100 micrograms/m3 .
C0206062
the
C0024115
lung disease