000 00330nas a22001217a 4500
008 190318s9999 xx 000 0 und d
022 _a0028-4793
245 _aNew England journal of medicine
260 _aBoston
260 _bMassachusetts Medical Society
260 _c2005
300 _a1837-1940,1941-2040,2041-2152,2153-2257
999 _c117472
_d117472