Madera, Meisser
Franco, Juan
SolĂ , Ivan
Bonfill, Xavier
Alonso-Coello, Pablo
Article History
Received: 29 June 2018
Accepted: 25 September 2018
First Online: 3 October 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.
: For this type of study, formal consent is not required.