000 00394nam a2200121Ia 4500
008 160509s9999 xx 000 0 und d
020 _a0300-5771
100 _aInternational Journal of Epidemiology
245 _aInternational Journal of Epidemiology : 1983 : Volume 12 : Shelf 23.1
260 _bOxford University Press
_c1983
300 _a502p.
650 _aInternational Journal of Epidemiology
999 _c3208
_d3208