000 00327nas a22001217a 4500
008 190318s9999 xx 000 0 und d
022 _a0007-1420
245 _aBritish Medical Journal
260 _aOxford,UK
260 _bOxford university press
260 _c2000
300 _a1219-1284p.,1285-1350p.,1351-1416p.,1417-1484p.
999 _c111204
_d111204