000 00345nam a2200145Ia 4500
008 170101s1976 xx 000 0 und d
082 _a614.4 A30I
100 _aALDERSON, Michael
245 0 _aIntroduction to epidemiology
260 _bLondon
_c1976
300 _a226p
650 _aEPIDEMIOLOGY
653 _aEPIDEMIOLOGY
942 _2ddc
_cB
999 _c68651
_d68651