Takehiro Izumo, Dept. of Endoscopy, National Cancer Center Hospital
Shinji Sasada, Department of Respiratory Medicine, Tokyo Saiseikai Central Hospital
Tomohiko Aso, Department of Radiological Techonology, National Cancer Center Hospital
Kazuko Nasu, Nursing Service Department, National Cancer Center Hospital
Yasuaki Arai, Department of Diagnostic Radiology, National Cancer Center Hospital
Christine Chavez, Pulmonary Section, Departmetnt of Medicine, The Medical City, Pasig, Philippines