00516     2200193   4500001002100000005001500021035002000036008004100056245005400097100001600151250001100167260004700178300002200225020001800247084001600265082001000281650001700291990001400308INLIS00000000000047620260811034607  a0010-0317000474260811                           0      1 aAn introduction to public health and epedimiology  aCarr, Susan  a2nd ed  aBekshire :bBekshire : Mc Grwa Hill,c2007  a176 hlm. ;c23 cm  a9780335216246  a614.4 Car i  a614.4  aEPEDIMIOLOGY  a100411212