Your search returned the following 3 documents:

3. Impact of ribavirin on HCV replicon RNA decline during treatment with interferon-α and the protease inhibitors boceprevir or telaprevir
   Wolf Peter Hofmann, Tje Lin Chung, Carola Osbahr, Simone Susser, Ursel Karey, Ulrike Mihm, Christoph Welsch, Jörn Lötsch, Christoph Sarrazin, Stefan Zeuzem, and Eva Herrmann
   Antiviral Therapy 16 (5): 695-704, 2011
   
2. Molecular basis of telaprevir resistance due to V36 and T54 mutations in the NS3-4A protease of HCV
   Christoph Welsch, Francisco S. Domingues, Simone Susser, Iris Antes, Christoph Hartmann, Gabriele Mayr, Andreas Schlicker, Christoph Sarrazin, Mario Albrecht, Stefan Zeuzem, and Thomas Lengauer
   Genome Biology 9 (1): R16 p., 2008
   [PDF: Download: Welsch2008.pdf]
   
1. Characterization of resistance to the protease inhibitor boceprevir in hepatitis C virus-infected patients.
   Simone Susser, Christoph Welsch, Yalan Wang, Markus Zettler, Francisco S. Domingues, Ursula Karey, Eric Hughes, Robert Ralston, Xiao Tong, Eva Herrmann, Stefan Zeuzem, and Christoph Sarrazin
   Hepatology 50 (6): 1709-1718, 2009