Cinotti, G. http://orcid.org/0000-0002-5146-0213
Mazzotta, G.
Ripani, F. Romana
La Torre, G.
Giannicola, G.
Article History
Received: 16 April 2018
Accepted: 29 December 2018
First Online: 8 January 2019
Compliance with ethical standards
:
: The involved companies provided the stems analysed.
: The authors declare that they have no competing interests in this section.