000 00296 a2200121 4500
080 _a547.963.32(072)(063)
_bS 729 N
245 1 _aNucleic acids research
260 _aEngland
_bInformation Retrieval Limited
_c1975
650 _aNucleic Acids
100 _a
_d
300 _a183 p.
901 _a145064
999 _c68396
_d68396