000 00345nam a2200109Ia 4500
008 160509s9999 xx 000 0 und d
020 _a0028-4793
245 _aNew England Journal of Medicine : 2005 : Vol. 352 (9- 12): Shelf 17.2
260 _bMassachusetts Medical Society
_c2005
300 _a853-1280p.
650 _aNew England Journal of Medicine
999 _c8644
_d8644