000 00324nam a2200121Ia 4500
008 251112s9999||||xx |||||||||||||| ||und||
040 _aCNCLSA
245 0 _aMedical Subject Headings
250 _aED. 2
260 _cJanuary, 1963
_bU. S. Department of Health Education, and Welfare
_aU.S.A
300 _bV. 4
942 _cJRBV
999 _c16283
_d16283