000 00270nam a22001217a 4500
003 OSt
008 240905b |||||||| |||| 00| 0 eng d
082 _a574.8732
_bN90
245 _aNucleic Acids Research Vol..-8
260 _c1980
300 _a9-12
942 _2ddc
_cPER
999 _c45357
_d45357