000 00351nam a22001337a 4500
020 _a0030641691
050 _aMED RC571
_bC87
100 _aCurrent approaches to Down's syndrome
245 _aCurrent approaches to Down's syndrome
260 _aNew York
_bPraeger special studies
_c1985
300 _axii,435p.
_bill.
650 _aSyndrome
942 _cBK
999 _c9347
_d9347