000 00368nam a2200145Ia 4500
008 161001s2007 xx 000 0 und d
082 _a614.4 E76
100 _aJekel,James.F
245 _aEpidemiology,biostatistics and preventive medicine
250 _a3rd
260 _aPhiladelphia
_bSaunders
_c2007
300 _a421p.
650 _aEPIDEMIOLOGY
942 _2ddc
_cC
999 _c3318
_d3318