Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Sakurai-Iesato Yoriko and Kawata Naoko and Tada Yuji and Iesato Ken and Matsuura Yukiko and Yahaba Misuzu and Suzuki Toshio and Ikari Jun and Yanagawa Noriyuki and Kasahara Yasunori and West James and Tatsumi Koichiro,The Relationship of Bone Mineral Density in Men with Chronic Obstructive Pulmonary Disease Classified According to the Global Initiative for Chronic Obstructive Lung Disease (GOLD) Combined Chronic Obstructive Pulmonary Disease (COPD) Assessment System,Internal Medicine,0918-2918,The Japanese Society of Internal Medicine,2017,56,14,1781-1790,https://cir.nii.ac.jp/crid/1390001204876760064,https://doi.org/10.2169/internalmedicine.56.6910