Fenizia, Claudio http://orcid.org/0000-0003-0735-8331
Biasin, Mara http://orcid.org/0000-0003-3671-4235
Cetin, Irene http://orcid.org/0000-0002-9217-3034
Vergani, Patrizia
Mileto, Davide
Spinillo, Arsenio
Gismondo, Maria Rita
Perotti, Francesca http://orcid.org/0000-0002-7210-1754
Callegari, Clelia
Mancon, Alessandro http://orcid.org/0000-0002-1490-636X
Cammarata, Selene http://orcid.org/0000-0002-9000-0973
Beretta, Ilaria
Nebuloni, Manuela http://orcid.org/0000-0002-2773-734X
Trabattoni, Daria http://orcid.org/0000-0001-9535-3359
Clerici, Mario
Savasi, Valeria http://orcid.org/0000-0002-1476-7689
Article History
Received: 19 July 2020
Accepted: 18 September 2020
First Online: 12 October 2020
Competing interests
: The authors declare no competing interests.
: The protocol was approved by the local Medical Ethical and Institutional Review Board (Milan, area 1, #154082020). We obtained informed written consent from the mothers to perform the procedure and analysis, according to CARE guidelines and in compliance with the Declaration of Helsinki principles.