000			00299nam a2200133Ia 4500
008			220613s9999||||xx |||||||||||||| ||und||
100			_aJudith S Mausher
245		0	_aEpidemiology An Introductory text
250			_a1974
260			_bW.B.Saunders
300			_a377
650			_aSPM
942			_cPARAC
999			_c686 _d686