- Correspondence to Professor Peter Malfertheiner, Department of Gastroenterology, Hepatology and Infectious Diseases, Otto-von-Guericke-University of Magdeburg, Leipziger Street 44, Magdeburg 39120, Germany;
- Received January 2, 2015
- Revised May 22, 2015
- Accepted June 21, 2015
- First published July 10, 2015.
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