000 00295nam a2200121Ia 4500
003 LDD
040 _cLDD
041 _aen
245 0 _aBritish Medical Jounral issueno.7711-7718/2009
260 _aBMJ Publishing Group Ltd
_bLondon
_c3 Jan-31 Aug,2009
362 _a0
_b7685-7718
942 _2ddc
_cJ
999 _c181864
_d181864