000 00322nam a2200121Ia 4500
008 251112s9999||||xx |||||||||||||| ||und||
022 _a0028-4793
040 _aCNCLSA
245 0 _aNew England Journal Of Medicine
260 _cDecember 28, 2000
_bThe Massachusetts Medical Society
_aU.K
300 _bV.343
942 _cJRBV
999 _c21898
_d21898