Pontiroli, Antonio E. http://orcid.org/0000-0002-8217-7672
Tagliabue, Elena
Funding for this research was provided by:
Ministero della Salute (ricerca corrente)
Università degli Studi di Milano (not applicable)
gruppo Multimedica (not applicable)
Article History
Received: 18 October 2019
Accepted: 14 January 2020
First Online: 6 February 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study represents a meta-analysis of studies published. Ethics approval and consent to participate do not apply to this study.