000 00263nam a2200121Ia 4500
003 LDD
040 _cLDD
041 _aen
245 0 _aBritish Medical Jounral
260 _aBMJ Publishing Group Ltd
_c4 Mar-5 May,2006
362 _a0
_b7540-7548
942 _2ddc
_cJ
999 _c178602
_d178602