000 00356cam a22001334a 4500
020 _a0195146182
050 0 0 _aRA652.2.M3
_bS445
100 1 _aSelvin, S.
245 1 0 _aEpidemiologic analysis : a case-oriented approach
260 _aOxford
_aNew York
_bOxford University Press
_c2001
300 _axiv, 323p.
_bill.
650 0 _aEpidemiology
942 _cBK
999 _c3970
_d3970