1. Department of Oncology, Hospital Universitario ‘General Calixto Garcia’, Havana CP10400, Cuba
2. Department of Urologic, Hospital Universitario ‘General Calixto Garcia’, Havana CP10400, Cuba
3. Department of Medical Imaging, Hospital Universitario ‘General Calixto Garcia’, Havana CP10400, Cuba
4. Department of Laboratory, Hospital Universitario ‘General Calixto Garcia’, Havana CP10400, Cuba
5. Department of Pharmacy, Hospital Universitario ‘General Calixto Garcia’, Havana CP10400, Cuba
6. Department of Biostatistics, Instituto Nacional de Oncología y Radiobiología, Havana CP10400, Cuba
7. Pharmaceutical Laboratory, Catalysis, S.L., 28016 Madrid, Spain