- Correspondence to Dr Giuditta Benincasa, Clinical Department of Internal Medicine and Specialistics, Department of Advanced Clinical and Surgical Sciences, University of Campania Luigi Vanvitelli, Naples 80132, Italy;
- Received December 19, 2019
- Revised March 7, 2020
- Accepted April 4, 2020
- First published July 2, 2020.
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