1. Department of Family Medicine, West Kazakhstan Marat Ospanov Medical University, Aktobe 030019, Kazakhstan
2. Department of Internal Diseases, West Kazakhstan Marat Ospanov Medical University, Aktobe 030019, Kazakhstan
3. Department of General Practice 1, West Kazakhstan Marat Ospanov Medical University, Aktobe 030019, Kazakhstan
4. Department of Master’s and Doctoral Studies, West Kazakhstan Marat Ospanov Medical University, Aktobe 030019, Kazakhstan