000 00272nam a2200121Ia 4500
003 LDD
040 _cLDD
041 _aen
245 0 _aBritish Medical Jounral
260 _aBMJ Publishing Group Ltd
_bLondon
_c6 May-30 Jun,2006
362 _a0
_b7549-7556
942 _2ddc
_cJ
999 _c179131
_d179131