1. ANKARA CITY HOSPITAL, DEPARTMENT OF HEMATOLOGY
2. IZMIR KATIP CELEBI UNIVERSITY, SCHOOL OF MEDICINE, DEPARTMENT OF INTERNAL MEDICINE, DEPARTMENT OF INTERNAL MEDICINE, RHEUMATOLOGY
3. DOKUZ EYLUL UNIVERSITY, SCHOOL OF MEDICINE, DEPARTMENT OF INTERNAL MEDICINE, DEPARTMENT OF INTERNAL MEDICINE, IMMUNOLOGY AND RHEUMATOLOGY
4. MUGLA SITKI KOCMAN UNIVERSITY, FACULTY OF MEDICINE, DEPARTMENT OF INTERNAL MEDICINE