- Correspondence to Professor Massimo Bongiovanni, Service of Clinical Pathology, Lausanne University Hospital, Institute of Pathology, 25, rue du Bugnon, Lausanne CH-1011, Switzerland;
- Received January 20, 2017
- Revised March 27, 2017
- Accepted March 28, 2017
- First published April 19, 2017.
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