000 00341nam a2200109Ia 4500
008 160509s9999 xx 000 0 und d
020 _a0028-4793
245 _aNew England Journal of Medicine: 2004: Vol.350(9- 12): Shelf 17.2
260 _bMassachusetts Medical Society
_c2004
300 _a853-1272p.
650 _aNew England Journal of Medicine
999 _c8475
_d8475