1. Department of Internal Medicine, Taichung Armed Forces General Hospital, Taichung Armed Forces General Hospital, Taichung
2. Tri-Service General Hospital, National Defense Medical Center, Taipei
3. Department of Radiology, Taichung Armed Forces General Hospital, Taichung Armed Forces General Hospital, Taichung
4. Division of Chest Medicine and Respiratory Therapy, Department of Internal Medicine, Taichung Armed Forces General Hospital, Taichung Armed Forces General Hospital, Taichung