000 00342nam a2200109Ia 4500
008 160509s9999 xx 000 0 und d
100 _aBritish Medical Journal
245 _aBritish Medical Journal : 1985 : Volume 291(6487-6510) : Shelf 4.7
260 _bBritish Medical Association
_c1985
300 _a1816p.
650 _aBritish Medical Journal
999 _c3808
_d3808