000 00308nam a2200145Ia 4500
008 190201s9999 xx 000 0 und d
082 _a363
082 _b11 POL
100 _a"Poltev, M.K."
245 0 _aOccupational Health and
260 _aIndia
260 _bM.P.M.
260 _c1985
300 _a310
999 _c22718
_d22718