000 00306nam a2200121Ia 4500
008 220809s2013 xx 000 0 und d
041 _aeng
082 _a616
245 _aBritish medical Journa,Vol-346,No-7889-7905,2013 / Jan-April
260 _c2013
520 _aBack Volume
650 _aMedicine(616)
999 _c165922
_d165922