000 00336nam a2200121Ia 4500
008 160509s9999 xx 000 0 und d
020 _a0007-1420
100 _aBritish Medical Bulletin
245 _aBritish Medical Bulletin : 1987 : 43(1)
260 _bChurchill Livingstone
_c1987
300 _a245p.
650 _aBritish Medical Bulletin
999 _c8155
_d8155