000 00264nam a22001217a 4500
003 OSt
008 240905b |||||||| |||| 00| 0 eng d
082 _a575.292
_bM62
245 _aMutation research Vol.-73
260 _c1980
300 _a1-2
942 _2ddc
_cPER
999 _c45242
_d45242