Index of /science/science magazine 1989-1990/root/data/Science 1989-1990/pdf/1990_v249_n4970/
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p4970_0000a.pdf 06-Oct-2007 10:43 12391513
p4970_0721.pdf 06-Oct-2007 10:44 57220
p4970_0723.pdf 06-Oct-2007 10:44 189735
p4970_0723a.pdf 06-Oct-2007 10:45 189729
p4970_0723b.pdf 06-Oct-2007 10:45 356896
p4970_0724.pdf 06-Oct-2007 10:46 175143
p4970_0724a.pdf 06-Oct-2007 10:47 175119
p4970_0724b.pdf 06-Oct-2007 10:47 175143
p4970_0731.pdf 06-Oct-2007 10:48 492213
p4970_0733.pdf 06-Oct-2007 10:49 324053
p4970_0734.pdf 06-Oct-2007 10:49 49518
p4970_0735.pdf 06-Oct-2007 10:50 528564
p4970_0737.pdf 06-Oct-2007 10:50 182609
p4970_0737a.pdf 06-Oct-2007 10:51 182609
p4970_0737b.pdf 06-Oct-2007 10:51 284715
p4970_0737c.pdf 06-Oct-2007 10:51 392034
p4970_0738.pdf 12-Mar-2008 14:47 1330632
p4970_0740.pdf 06-Oct-2007 10:54 639465
p4970_0742.pdf 06-Oct-2007 10:55 888283
p4970_0744.pdf 06-Oct-2007 10:55 172874
p4970_0745.pdf 06-Oct-2007 10:57 468219
p4970_0749.pdf 06-Oct-2007 10:59 937327
p4970_0755.pdf 12-Mar-2008 14:47 891882
p4970_0760.pdf 06-Oct-2007 11:03 526403
p4970_0763.pdf 12-Mar-2008 14:47 528839
p4970_0766.pdf 06-Oct-2007 11:06 489588
p4970_0769.pdf 06-Oct-2007 11:07 572825
p4970_0771.pdf 06-Oct-2007 11:09 720468
p4970_0774.pdf 06-Oct-2007 11:11 861563
p4970_0778.pdf 06-Oct-2007 11:13 367231
p4970_0781.pdf 06-Oct-2007 11:14 287945
p4970_0783.pdf 12-Mar-2008 14:47 529147
p4970_0786.pdf 06-Oct-2007 11:18 937100
p4970_0790.pdf 06-Oct-2007 11:20 773027
p4970_0793.pdf 20-Oct-2007 11:49 221142
p4970_0796.pdf 06-Oct-2007 11:21 653514
p4970_0799.pdf 06-Oct-2007 11:22 746167
p4970_0802.pdf 06-Oct-2007 11:23 533697
p4970_0805.pdf 06-Oct-2007 11:25 376570
p4970_0808.pdf 06-Oct-2007 11:25 174940
p4970_0808a.pdf 06-Oct-2007 11:26 93710
p4970_0808b.pdf 06-Oct-2007 11:26 53152
p4970_0808c.pdf 06-Oct-2007 11:27 122396
p4970_0810.pdf 06-Oct-2007 11:27 78016
p4970_0810a.pdf 06-Oct-2007 11:36 5308109