000 00447cam a2200157 4500
001 0521546613
008 051108t2005 xxu||||| |||| 00| 0 eng d
020 _a0521546613
100 _aWEBB, PENNY
245 0 _aEssential epidemiology: an introduction for students and health professionals
260 _aCambridge
_bCUP
_c2005
690 _aEPIDEMIOLOGY
700 _aBAIN, CHRIS
700 _aPIROZZO, SANDI
999 _c27907
_d27907