00688nam a2200121Ia 4500008004100000041001200041082001500053100005700068245012100125260005900246500018800305650007300493231221s9999    xx            000 0 und d  aEnglish  aJNBT87-180  aKrishna Murthy, V. Komerwar, A M. Ramachandran, C R. 0aWork environment surveillance: with special reference to levels of toxic metals in a catalyst manufacturing industry  c1987bIndian Journal of Industrial MedicineaBangalore  a1987. Work environment surveillance: with special reference to levels of toxic metals in a catalyst manufacturing industry. Indian Journal of Industrial Medicine, Vol.33, No.3, 87-92.  aenvironment,surveillance:,levels,toxic,metals,catalyst,manufacturing