Lan T.-Y.Chang H.-Y.CHING-YU CHEN2018-09-102018-09-102007http://www.scopus.com/inward/record.url?eid=2-s2.0-39149090680&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/328591Physical functioning and health care costs in an older population in Taiwanjournal article