000 00415nam a2200145Ia 4500
008 180712s9999 xx 000 0 und d
020 _a9241544988
082 _a613.62
_bWOR
100 _aWORLD Health Organization
245 _aScreening and surveillance of workers exposed to mineral dust
260 _aGeneva
_bWorld Health Organization
_c1996
300 _aix, 68 p.
650 _aDust- toxicity
942 _cPR
999 _c36294
_d36294