Author Title Journal ISSN Publisher Date Volume Number Page URL URL(DOI) KOGUMA Masahito Light and Electron Microscopic Studies on the Bone Marrow in Erythroleukemia and Erythremia The Hirosaki medical journal 04391721 Hirosaki University 1990-06-00 42 2 216-229 http://ci.nii.ac.jp/naid/110004770950/en/