000 00381nam a2200121Ia 4500
008 160509s9999 xx 000 0 und d
020 _a0895-4356
100 _aJournal of Clinical Epidemiology
245 _aJournal of Clinical Epidemiology : 1990 : Volume 43(7-12) : Shelf 10.1
260 _bPergamon Press
_c1990
300 _a633-1433p.
650 _aJournal of Clinical Epidemiology
999 _c4984
_d4984