000 00528nam a2200205Ia 4500
008 180116s2012 xxu||||| |||| 00| 0 eng d
020 _a9780199754557
082 _aWA950
_bROT
100 _a Rothman Kenneth J
245 _aEpidemiology
_ban introduction
250 _a2nd
260 _aOxford
_bOxford University Press
_c2012
300 _a268p
_b20cm
440 _a
_v
500 _a
520 _a Epidemiologic Methods, Epidemiology
650 _aEpidemiology
650 _aEpidemiologic Methods
906 _a2112
_b
_c
999 _c33045
_d33045