000 00370nam a2200121Ia 4500
008 251112s9999||||xx |||||||||||||| ||und||
040 _aCNCLSA
245 0 _aProceedings of the National Academy Of Sciences of the United States of America
260 _c1982
_bThe American Association of Immunologists
_aBaltimore
300 _aP. 1-300
300 _bV. 23
942 _cJRBV
999 _c33017
_d33017