000			00319nam a2200133Ia 4500
001			27711
008			170722s9999 xx 000 0 und d
100			_aMorris, Jn
245			_aUses of epidemiology /
250			_a3rd ed.
260			_bCchuvchill Livingstone , _c1975.
300			_a318, Cms22, 5.95PS
942			_cGEN
999			_c90582 _d90582