1. Bursa Military Hospital, Dental Service, Bursa

2. Gülhane Military Medical Academy, Dental Sciences Center, Dept. of Orthodontics, Istanbul

3. Medicana Hospital, Dept. of Orthodontics, Istanbul

4. Gülhane Military Medical Academy, Haydarpasa Training Center, Dept. of Orthodontics, Istanbul

5. Çukurova Univ., Faculty of Dentistry, Dept. of Oral and Maxillofacial Surgery, Adana, Turkey