Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Arai Hidenori,How to diagnose older patients,Nippon Ronen Igakkai Zasshi. Japanese Journal of Geriatrics,03009173,The Japan Geriatrics Society,2013,50,1,27-29,https://cir.nii.ac.jp/crid/1390001205024156672,https://doi.org/10.3143/geriatrics.50.27