1. 1. Yamanaka A, Saeki S, Tamura S, Saito K. The problems of chronic obstructive pulmonary disease with special reference to diffuse panbronchiolitis. Naika 1969;23:442-51.
2. 2. Tsang KWT, Ooi CGC, Ip MSM, Lam W, Ngan H, Chan EYT, et al. Clinical profiles of Chinese patients with diffuse panbronchiolitis. Thorax 1998;53:274-80.
3. 3. Akira M, Kitatani F, Lee YS, Kita N, Yamamoto S, Higashihara T, et al. Diffuse panbronchiolitis: evaluation with high resolution CT. Radiology 1988;168:433-8.
4. 4. Chijimatsu Y, Nakazato Y, Homma H, Mizuguchi K. A case report of Good syndrome complicated by diffuse panbronchiolitis. Nihon Kyobu Shikkan Gakkai Zasshi 1982;20:803-8.
5. 5. Okano A, Sato A, Suda T, Suda I, Yasuda K, Iwata M, et al. A case of diffuse panbronchiolitis complicated by malignant thymoma and Sjogren's syndrome. Nihon Kyobu Shikkan Gakkai Zasshi 1991;29:263-8.