Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Toru Arai and Tomoko Kagawa and Yumiko Sasaki and Reiko Sugawara and Chikatoshi Sugimoto and Kazunobu Tachibana and Yoshiki Fujita and Seiji Hayashi and Yoshikazu Inoue,Hemosiderin-Laden Macrophages in Bronchoalveolar Lavage: Predictive Role for Acute Exacerbation of Idiopathic Interstitial Pneumonias,Canadian Respiratory Journal,1198-2241,Hindawi Limited,2021-12-20,2021,,1-9,https://cir.nii.ac.jp/crid/1360576118698646784,https://doi.org/10.1155/2021/4595019