Index of /science/science magazine 1991-1992/root/data/Science 1991-1992/pdf/1991_v251_n4994/
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p4994_0000a.pdf 16-Mar-2008 21:16 8208102
p4994_0605.pdf 26-Oct-2007 07:29 59060
p4994_0606.pdf 26-Oct-2007 07:30 172264
p4994_0606a.pdf 26-Oct-2007 07:30 172264
p4994_0606b.pdf 26-Oct-2007 07:31 683923
p4994_0608.pdf 26-Oct-2007 07:32 139943
p4994_0608a.pdf 26-Oct-2007 07:32 139964
p4994_0608b.pdf 26-Oct-2007 07:33 139911
p4994_0615.pdf 26-Oct-2007 07:33 1325048
p4994_0616.pdf 26-Oct-2007 07:34 1569238
p4994_0619.pdf 26-Oct-2007 07:34 47189
p4994_0619a.pdf 26-Oct-2007 07:34 47189
p4994_0620.pdf 26-Oct-2007 07:35 1330346
p4994_0621.pdf 26-Oct-2007 07:35 45354
p4994_0622.pdf 26-Oct-2007 07:36 170739
p4994_0622a.pdf 26-Oct-2007 07:36 59884
p4994_0622b.pdf 26-Oct-2007 07:36 59884
p4994_0622c.pdf 26-Oct-2007 07:37 59884
p4994_0623.pdf 26-Oct-2007 07:37 74700
p4994_0623a.pdf 26-Oct-2007 07:37 74700
p4994_0623b.pdf 26-Oct-2007 07:38 74668
p4994_0623c.pdf 26-Oct-2007 07:38 74700
p4994_0623d.pdf 26-Oct-2007 07:38 74668
p4994_0623e.pdf 26-Oct-2007 07:39 282429
p4994_0624.pdf 13-Mar-2008 14:49 763224
p4994_0627.pdf 26-Oct-2007 07:40 225182
p4994_0628.pdf 26-Oct-2007 07:41 1669095
p4994_0630.pdf 26-Oct-2007 07:42 280406
p4994_0632.pdf 26-Oct-2007 07:42 158608
p4994_0633.pdf 26-Oct-2007 07:45 730331
p4994_0640.pdf 26-Oct-2007 07:46 527633
p4994_0643.pdf 20-Oct-2007 12:01 1472666
p4994_0650.pdf 26-Oct-2007 07:47 475755
p4994_0652.pdf 13-Mar-2008 14:49 631956
p4994_0655.pdf 26-Oct-2007 07:48 642909
p4994_0658.pdf 13-Mar-2008 14:49 883109
p4994_0662.pdf 26-Oct-2007 07:51 492318
p4994_0665.pdf 26-Oct-2007 21:32 939518
p4994_0668.pdf 26-Oct-2007 21:34 629741
p4994_0671.pdf 13-Mar-2008 14:49 1253484
p4994_0675.pdf 13-Mar-2008 14:49 945693
p4994_0679.pdf 26-Oct-2007 21:40 549846
p4994_0684.pdf 26-Oct-2007 21:40 179901
p4994_0684a.pdf 26-Oct-2007 21:41 474063
p4994_0685.pdf 26-Oct-2007 21:41 195323
p4994_0686.pdf 26-Oct-2007 21:42 297019
p4994_0687.pdf 26-Oct-2007 21:43 84327
p4994_0687a.pdf 26-Oct-2007 21:55 5977237