1. Peri-operative Transfusion Medicine; School of Medicine; Málaga Spain
2. Anesthesiology; Corporació Sanitarìa Parc Taulí; Sabadell Spain
3. Internal Medicine; University Hospital Virgen de la Victoria; Málaga Spain
4. Cardiology; University Hospital Mar-Esperança; Barcelona Spain
5. Obstetrics and Gynaecology; Regional University Hospital; Málaga Spain
6. Blood and Tissue Bank of Navarra; Osansubidea Pamplona Spain