000 00363nas a22001217a 4500
008 190318s9999 xx 000 0 und d
022 _a0007-1420
245 _aBritish Medical Journal
260 _aOxford,UK
260 _bOxford university press
260 _c2003
300 _a1-58p.,61-112p.,113-172p.,173-232p.,233-292p.,293-344p.,345-404p.,405-456p.,457-492p.
999 _c93052
_d93052