000 00290nam a2200121Ia 4500
008 160509s9999 xx 000 0 und d
100 _aMorris, J N
245 _aUses of Epidemiology
250 _a2nd Ed.
260 _bE. & S. Livingstone Ltd
_c1964
300 _a338p.
650 _aEpidemiology
999 _c443
_d443