000 00335nas 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 _a855-956,957-1060,1061-1168,1169-1280,1281-1397
999 _c95696
_d95696