000 00357nas 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 _a509-558p.,559-608p.,609-668p.,669-720p.,721-772p.,773-830p.,831-890p.,891-940p.
999 _c92428
_d92428