著者名,タイトル,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Keim,Emergent use of social media: a new age of opportunity for disaster resilience,American Journal of Disaster Medicine,,,2011,6,,,https://cir.nii.ac.jp/crid/1370288394395294464,