000 00336pam a2200145 i 4500
020 _a0443011060
050 0 0 _aRA652
_bM63
100 1 _aMorris, J. N.
245 1 0 _aUses of epidemiology /
250 _a3d ed.
260 _aEdinburgh
_bChurchill Livingstone
_c1975
300 _a318p.
_bill.
650 0 _aEpidemiology.
942 _cBK
999 _c4393
_d4393