About the Authors

Luis Varona

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

luvar8@hotmail.com

Affiliation Comillas Pontifical University of Madrid, Madrid, Spain

Jorge R. Gonzales

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Resources, Supervision, Validation, Visualization, Writing – review & editing

Affiliation National Autonomous University of Mexico, Castillo, Peru

Competing Interests

The authors have declared that no competing interests exist.