000 00340nam a2200109Ia 4500
008 160509s9999 xx 000 0 und d
100 _aBritish Medical Journal
245 _aBritish Medical Journal : 1992 : Volume 305(Oct-Dec) : Shelf 4.7
260 _bBritish Medical Association
_c1992
300 _a1588p.
650 _aBritish Medical Journal
999 _c5807
_d5807