[1] Natl Cheng Kung Univ, Coll Med, Dept Nursing, Int Doctoral Program Nursing, Tainan, Taiwan
[2] Natl Cheng Kung Univ Hosp, Dept Nursing, Tainan, Taiwan
[3] Tajen Univ, Coll Pharm & Hlth Care, Dept Nursing, Yanpu Township, Taiwan
[4] Natl Cheng Kung Univ, Coll Med, Dept Nursing, Tainan, Taiwan
[5] Natl Cheng Kung Univ, Coll Med, Dept Nursing, Int Studies, Tainan, Taiwan
[6] Kaohsiung Med Univ, Coll Nursing, 100 Chih Chuan 1st Rd, Kaohsiung 807, Taiwan