Author contributions: All the authors have accepted responsibility for the entire content of this submitted manuscript and approved submission.
Research funding: AV was supported by CREME grant: “Campania Research in Experimental Medicine” POR Campania FSE 2007/2013 – Asse IV; Asse V, Avviso Pubblico per lo sviluppo di reti di eccellenza tra Università, Centri di Ricerca e Imprese A.G.C. 06 D.D. n. 414 del 13.11.2009. This project was also supported by the University of Naples Parthenope, “bando per la ricerca individuale, annualità 2016” to AA, AM and PB.
Employment or leadership: None declared.
Honorarium: None declared.
Competing interests: The funding organization(s) played no role in the study design; in the collection, analysis, and interpretation of data; in the writing of the report; or in the decision to submit the report for publication.
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Supplemental Material:
This article contains supplementary material (https://doi.org/10.1515/cclm-2017-1090).
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