| 000 | 00327nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 251112s9999||||xx |||||||||||||| ||und|| | ||
| 040 | _aCNCLSA | ||
| 245 | 4 | _aThe New England Journal of Medicine | |
| 260 |
_cMarch 2, 1995 _bThe Massachusetts Medical Society _aU.S.A |
||
| 300 | _aP. 557-1166 | ||
| 300 | _bV. 374 | ||
| 942 | _cJRBV | ||
| 999 |
_c20178 _d20178 |
||