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Ultramicroscopy|March 21, 1998
Electron crystallography of yeast RNA polymerase II preserved in vitreous iceF J Asturias, W Chang, Y Li, et al.
Ultramicroscopy|January 1, 1984
A cold stage for the Philips EM300 electron microscopeK A Taylor, R A Milligan, C Raeburn, et al.
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