000 00439cam a2200169 i 4500
999 _c2450
_d2450
020 _a0721665551
082 0 0 _a616.24
_bM67
100 1 _aMorgan, W. Keith C.
245 1 0 _aOccupational lung diseases /
260 _aPhiladelphia :
_bSaunders,
_c1975.
300 _axiii, 391 p. :
_bill. ;
650 0 _aLungs - Dust diseases
650 0 _aLungs - Diseases
650 0 _aOccupational diseases.
700 1 _aSeaton, Anthony.
942 _cBK