[1] Soonchunhyang Univ, Sch Nursing, Cheonan, South Korea
[2] Seoul Natl Univ, Res Inst Nursing Sci, Coll Nursing, Seoul, South Korea
[3] Ajou Univ, Res Inst Nursing Sci, Coll Nursing, 164 Worldcup Ro, Suwon 16499, South Korea
[4] Kyung Hee Univ, East West Nursing Res Inst, Coll Nursing Sci, 26 Kyungheedae Ro, Seoul 02447, South Korea
[5] CHA Univ, Coll Nursing, Pochon, South Korea
[6] Chung Ang Univ, Red Cross Coll Nursing, Seoul, South Korea