1. Urology Department, Hospital Clinico San Carlos, Complutense University, Instituto de Investigacion Sanitaria San Carlos (IdISSC), 28040 Madrid, Spain
2. Natural Computing Laboratory (LCoN), Mackenzie Presbyterian University, 01302-000 São Paulo, SP, Brazil
3. Clinical Analysis Department, Hospital Clinico Universitario San Carlos, 28040 Madrid, Spain
4. Odontology School, Complutense University, 28040 Madrid, Spain
5. Biomedical Research Institute of Salamanca/BISITE Research Group, University of Salamanca, Edificio I+D+i, 37008 Salamanca, Spain