Index of /science/science magazine 1989-1990/root/data/Science 1989-1990/pdf/1990_v249_n4974/
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p4974_0000a.pdf 12-Mar-2008 14:47 11466717
p4974_1225.pdf 06-Oct-2007 15:02 182003
p4974_1227.pdf 06-Oct-2007 15:03 230680
p4974_1228.pdf 06-Oct-2007 15:03 53303
p4974_1228a.pdf 06-Oct-2007 15:03 53303
p4974_1228b.pdf 06-Oct-2007 15:04 53303
p4974_1231.pdf 06-Oct-2007 15:05 347452
p4974_1235.pdf 06-Oct-2007 15:06 334315
p4974_1237.pdf 06-Oct-2007 15:06 209704
p4974_1238.pdf 06-Oct-2007 15:07 265239
p4974_1239.pdf 06-Oct-2007 15:07 50710
p4974_1240.pdf 06-Oct-2007 15:08 662048
p4974_1240a.pdf 06-Oct-2007 15:08 150159
p4974_1241.pdf 06-Oct-2007 15:09 192127
p4974_1242.pdf 06-Oct-2007 15:09 238079
p4974_1242a.pdf 06-Oct-2007 15:09 139448
p4974_1242b.pdf 06-Oct-2007 15:09 351055
p4974_1242c.pdf 06-Oct-2007 15:10 235631
p4974_1243.pdf 06-Oct-2007 15:11 105208
p4974_1243a.pdf 06-Oct-2007 15:11 105208
p4974_1243b.pdf 06-Oct-2007 15:11 290975
p4974_1244.pdf 06-Oct-2007 15:12 1597634
p4974_1246.pdf 06-Oct-2007 15:13 302284
p4974_1248.pdf 06-Oct-2007 15:13 210321
p4974_1249.pdf 06-Oct-2007 15:14 218963
p4974_1249a.pdf 06-Oct-2007 15:14 115171
p4974_1251.pdf 06-Oct-2007 15:16 1221875
p4974_1256.pdf 06-Oct-2007 15:18 823743
p4974_1261.pdf 06-Oct-2007 15:20 1030190
p4974_1266.pdf 20-Oct-2007 11:50 1300154
p4974_1273.pdf 06-Oct-2007 15:21 170633
p4974_1275.pdf 06-Oct-2007 15:22 219776
p4974_1278.pdf 20-Oct-2007 11:50 237069
p4974_1281.pdf 06-Oct-2007 15:24 884656
p4974_1285.pdf 06-Oct-2007 15:25 660862
p4974_1288.pdf 06-Oct-2007 15:26 483969
p4974_1291.pdf 06-Oct-2007 15:28 578473
p4974_1293.pdf 06-Oct-2007 15:29 523803
p4974_1295.pdf 12-Mar-2008 14:48 505019
p4974_1298.pdf 06-Oct-2007 15:31 578629
p4974_1300.pdf 06-Oct-2007 15:33 721477
p4974_1303.pdf 20-Oct-2007 11:50 450813
p4974_1307.pdf 06-Oct-2007 15:34 379434
p4974_1312.pdf 06-Oct-2007 15:34 52843
p4974_1312a.pdf 06-Oct-2007 15:35 232431
p4974_1313.pdf 06-Oct-2007 15:36 428340
p4974_1314.pdf 06-Oct-2007 15:36 247879
p4974_1314a.pdf 06-Oct-2007 15:50 10803182