000 00311nam a2200133Ia 4500
008 220613s9999||||xx |||||||||||||| ||und||
100 _aWilliam L Newkirk
245 0 _aOccupational Health Services
250 _a1989
260 _bAmerican Hospital Publishing
300 _a320
650 _aSPM
942 _cPARAC
999 _c710
_d710