Article Takedown/Update Request

This is an update request for the document Construction and characterization of infectious intragenotypic and intergenotypic hepatitis C virus chimeras by T. Pietschmann, A. Kaul, G. Koutsoudakis, A. Shavinskaya, S. Kallis, E. Steinmann, K. Abid, F. Negro, M. Dreux, F.-L. Cosset and R. Bartenschlager

Your paper was deposited in MUCC (Crossref) and appears online at http://www.pnas.org/content/103/19/7408.full.pdf
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