A case of pneumocytoma (SO-called sclerosing hemangioma) with lymph node metastasis. - Tanaka,I.; Inoue,M.; Matsui,Y.; Oritsu,S.; Akiyama,O.; Takemura,T.; Fujiwara,M.; Kodama,T.; Shimosato,Y. (Jpn J Clin Oncol, 1986)