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003 LDD
040 _cLDD
041 _aen
245 0 _aScience
260 _aAmerican association for the advancement of science
_bWashington
_c1 Sep-30 Sep,1997
362 _a265-265
_b5177-5181
942 _2ddc
_cJ
999 _c190910
_d190910