Development of mediastinal adenitis six weeks after endobronchial ultrasound-guided transbronchial needle aspiration oleh Sho Shimada, Haruhiko Furusawa, Toshihisa Ishikawa, Eisaku Kamakura, Takafumi Suzuki, Yuta Watanabe, Takasato Fujiwara, Shinichiro Tominaga, Keiko Mitaka Komatsuzaki, Ichiro Natsume