- Correspondence to Dr Massimo Costantini, Scientific Directorate, Azienda Unità Sanitaria Locale di Reggio Emilia, Reggio Emilia, Emilia-Romagna, Italy;
- Received November 9, 2019
- Revision received April 7, 2020
- Accepted June 2, 2020
- First published July 20, 2020.
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