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008 160509s9999 xx 000 0 und d
020 _a0028-0836
100 _aNature
245 _aNature : 1986 : Volume 321(May-Jun) : Shelf 15.3
260 _bNature Publishing Group
_c1986
300 _a888p.
650 _aNature
999 _c3864
_d3864