CORRECTIONS AND CLARIFICATIONS

摘要

News & Analysis: "More negative data for link between mouse virus and human disease," by J. Cohen (11 March, p. 1253). The figure caption should have been labeled "Viral puzzle." The caption has been corrected in the HTML version online. Reports: "Layer-by-layer removal of graphene for device patterning" by A. Dimiev et al. (4 March, p. 1168). The final reference was missing. It should have stated: This work was funded by the AFOSR (FA9550-09-1-0581), the AFRL through University Technology Corporation (09-S568-064-01-C1), the Office of Naval Research Graphene MURI Program (00006766), and M-l SWACO, LLC.