[1] Chang Gung Univ Sci & Technol, Dept Nursing, 261 Wenhua 1st Rd, Taoyuan City 33303, Taiwan
[2] Natl Yang Ming Chiao Tung Univ, Coll Nursing, Dept Nursing, 155,Sec 2,Linong St, Taipei City 112304, Taiwan
[3] Natl Taipei Univ Nursing & Hlth Sci, Dept Hlth Care Management, 365 Mingde Rd, Taipei City 11219, Taiwan
[4] Natl Yang Ming Chiao Tung Univ, Coll Nursing, 155,Sec 2,Linong St, Taipei City 112304, Taiwan