About the Authors

Roumen Balansky

Affiliation National Center of Oncology, Sofia, Bulgaria

Sebastiano La Maestra

Affiliation Department of Health Sciences, University of Genoa, Genoa, Italy

Rosanna T. Micale

Affiliation Department of Health Sciences, University of Genoa, Genoa, Italy

Marietta Iltcheva

Affiliation National Center of Oncology, Sofia, Bulgaria

Krassimir Kirov

Affiliation National Center of Oncology, Sofia, Bulgaria

Silvio De Flora

sdf@unige.it

Affiliation Department of Health Sciences, University of Genoa, Genoa, Italy

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: RB SDF. Data curation: RB SLM RTM. Formal analysis: SLM RTM. Funding acquisition: RB. Investigation: RB MI KK. Methodology: RB MI KK. Project administration: RB. Resources: RB. Supervision: RB SDF. Validation: RB. Visualization: RB SDF SLM RTM. Writing – original draft: SDF RB. Writing – review & editing: SDF RB.