[Not using the elephant's strength but your own personal strength].
Pelkonen
R
R
D000368:Aged; D000369:Aged, 80 and over; D000375:Aging / Q000502:physiology / Q000523:psychology*; D002986:Clinical Trials as Topic / Q000379:methods; D003710:Demography; D004992:Ethics, Medical; D005387:Finland; D006299:Health Services for the Aged; D006801:Humans; D011788:Quality of Life; D012944:Social Support