000			00406nam a2200145Ia 4500
008			201222s9999 xx 000 0 und d
020			_a0-19-5141-69-5
100			_aJohn M. Last
245		2	_aA dictionary of Epidemiology
250			_a4th
260			_aOxford _bOxford university press _c1983
300			_axx, 196
650			_aA Dictionary of Epidemiology _xA dictionary of Epidemiology
942			_cREF
999			_c16358 _d16358