@phdthesis{oai:tsukuba.repo.nii.ac.jp:00042918,
 author = {永田, 美和子},
 month = {},
 note = {2016},
 school = {筑波大学, University of Tsukuba},
 title = {沖縄県内在住高齢者の睡眠と会話交流との関連},
 year = {2017}
}