000			00301nam a2200133Ia 4500
008			241014s9999||||xx |||||||||||||| ||und||
020			_a978-1-4160-4002-6
100			_aLeon,Gordis
245		0	_aEpidemiology
250			_a4
260			_bSaunders Elsevier _c2009
300			_a375
942			_bION _cBK
999			_c18665 _d18665