000 00462 a2200169 4500
020 _a9780195150780
082 _a614.4
_bKOE
090 _c28592
_d49830
100 _aKoepsell, Thomas D.
245 _aEpidemiologic methods
_bstudying the occurrence of illness
260 _aOxford
_bOxford university press
_c2003
_g2003
300 _aix,513p.
_c24cm
650 _aEpidemiology
650 _aEpidemiological methods
700 _aWeiss, Noel S.
942 _cSR
999 _c55205
_d55205