| Affiliation: | 1. Faculty of Medicine, Siriraj Hospital, Mahidol University, Bangkok, Thailand;2. Faculty of Medicine, Khon Kaen University, Khon Kaen, Thailand;3. Faculty of Medicine, Prince of Songkla University, Hat Yai, Thailand;4. Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand;5. Phramongkutklao Hospital, Bangkok, Thailand;6. Faculty of Medicine, Thammasat University, Pathum Thani, Thailand;7. Buddhachinaraj Hospital, Phitsanulok, Thailand;8. Faculty of Medicine, Naresuan University, Phitsanulok, Thailand;9. Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand;10. Police General Hospital, Bangkok, Thailand;11. BMA Medical College and Vajira Hospital, Bangkok, Thailand;12. Rajavithi Hospital, Bangkok, Thailand;13. Bhumibol Adulyadej Hospital, Bangkok, Thailand |
