Index of /science/science magazine 1991-1992/root/data/Science 1991-1992/pdf/1991_v251_n4993/
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p4993_0000a.pdf 16-Mar-2008 21:15 7797019
p4993_0497.pdf 26-Oct-2007 06:36 192242
p4993_0498.pdf 26-Oct-2007 06:37 213718
p4993_0499.pdf 26-Oct-2007 06:37 173865
p4993_0499a.pdf 26-Oct-2007 06:38 220805
p4993_0500.pdf 26-Oct-2007 06:38 54535
p4993_0500a.pdf 26-Oct-2007 06:39 54535
p4993_0500b.pdf 26-Oct-2007 06:39 54535
p4993_0500c.pdf 26-Oct-2007 06:39 54535
p4993_0504.pdf 26-Oct-2007 06:40 209188
p4993_0507.pdf 20-Oct-2007 12:01 1473903
p4993_0508.pdf 13-Mar-2008 14:49 1425663
p4993_0512.pdf 20-Oct-2007 12:01 2451370
p4993_0514.pdf 26-Oct-2007 06:42 194942
p4993_0514a.pdf 26-Oct-2007 06:43 1871244
p4993_0516.pdf 26-Oct-2007 06:43 144711
p4993_0516a.pdf 26-Oct-2007 06:43 144844
p4993_0516b.pdf 26-Oct-2007 06:44 144843
p4993_0516c.pdf 26-Oct-2007 06:44 318634
p4993_0516d.pdf 26-Oct-2007 06:45 267326
p4993_0517.pdf 26-Oct-2007 06:45 130244
p4993_0517a.pdf 26-Oct-2007 06:46 130263
p4993_0517b.pdf 26-Oct-2007 06:46 249801
p4993_0518.pdf 13-Mar-2008 14:49 4620066
p4993_0521.pdf 26-Oct-2007 06:47 241167
p4993_0522.pdf 26-Oct-2007 06:48 1291680
p4993_0527.pdf 26-Oct-2007 06:49 316251
p4993_0531.pdf 26-Oct-2007 06:52 700909
p4993_0537.pdf 26-Oct-2007 06:54 811698
p4993_0542.pdf 26-Oct-2007 06:55 263282
p4993_0544.pdf 26-Oct-2007 06:56 646368
p4993_0547.pdf 26-Oct-2007 06:57 424111
p4993_0549.pdf 26-Oct-2007 06:59 949812
p4993_0552.pdf 26-Oct-2007 07:00 285888
p4993_0555.pdf 26-Oct-2007 07:02 596380
p4993_0558.pdf 26-Oct-2007 07:03 415495
p4993_0560.pdf 26-Oct-2007 07:04 124433
p4993_0561.pdf 13-Mar-2008 14:49 1257143
p4993_0565.pdf 26-Oct-2007 07:08 659194
p4993_0568.pdf 26-Oct-2007 07:09 642083
p4993_0570.pdf 13-Mar-2008 14:49 1094768
p4993_0574.pdf 26-Oct-2007 07:11 208102
p4993_0575.pdf 26-Oct-2007 07:12 49882
p4993_0575a.pdf 26-Oct-2007 07:12 237677
p4993_0576.pdf 26-Oct-2007 07:13 388481
p4993_0577.pdf 26-Oct-2007 07:14 201680
p4993_0577a.pdf 26-Oct-2007 07:15 364127
p4993_0577b.pdf 26-Oct-2007 07:23 3788965