1. Bristol Veterinary School, Faculty of Health Sciences University of Bristol Bristol UK
2. Department of Hematology Hospital Universitario de León León Spain
3. Instituto Investigación Sanitaria FJD (IIS‐FJD) Madrid Spain
4. Department of Internal Medicine Hospital Rey Juan Carlos Madrid Spain
5. Department of Epidemiology Hospital Universitario Fundación Jiménez Díaz Madrid Spain
6. Department of Hematology Hospital Universitario Fundación Jiménez Díaz Madrid Spain