| Affiliation: | 1. Chonnam National University Hospital, Gwangju, South Korea;2. Busan Hanseo Hospital, Busan, South Korea;3. Kyungpook National University Hospital, Daegu, South Korea;4. Yeungnam University Hospital, Gyeongsan, South Korea;5. Keimyung University Hospital, Daegu, South Korea;6. Chungnam National University Hospital, Daejeon, South Korea;7. Busan National University Hospital, Busan, South Korea;8. Yonsei University Severance Hospital, Seodaemun-gu, South Korea;9. Chungbuk National University Hospital, Cheongju-si, South Korea;10. Kyung Hee University Hospital, Seoul, South Korea;11. Catholic University Hospital, Seoul, South Korea;12. Yonsei University Hospital, Seoul, South Korea;13. Korea University Hospital, Seoul, South Korea;14. Konyang University Hospital, Daejeon, South Korea;15. Ulsan University Hospital, Ulsan, South Korea |
