About the Authors

Félix Moya-Anegón

Affiliation CSIC/CCHS/IPP, SCImago Group, Madrid, Spain

Víctor Herrero-Solana

victorhs@ugr.es

Affiliation University Granada, SCImago-UGR, Granada, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: FMA. Performed the experiments: FMA VHS. Analyzed the data: FMA VHS. Contributed reagents/materials/analysis tools: FMA VHS. Wrote the manuscript: VHS.