000 00253 a2200109 4500
005 20220512100822.0
022 _a0022264X
245 _aJournal of Mental Deficiency Research
260 _aLondon
_bNSMHC And A
_c1980
490 _vVol. 24
942 _2lcc
_cCR
999 _c22798
_d22798