000 00349nam a2200121Ia 4500
008 160509s9999 xx 000 0 und d
020 _a0036-8075
100 _aScience
245 _aScience : 2001 : Volume 291(5509-5513) : Shelf 26.7
260 _bThe American Association for the Advancement of Science
_c2001
300 _a2656p.
650 _aScience
999 _c7362
_d7362