[1] Chang Gung Univ, Colledge Med, Sch Nursing, Hlth Aging Res Ctr, Tao Yuan, Taiwan
[2] Natl Taiwan Normal Univ, Grad Inst Sports & Leisure Management, Taipei, Taiwan
[3] Chang Gung Univ, Sch Med, Colledge Med, Hlth Aging Res Ctr, Tao Yuan, Taiwan
[4] Chung Shan Med Univ, Sch Hlth Policy & Management, Coll Hlth Care & Management, Taichun, Taiwan