[1] Xiamen Univ, Sch Med, Dept Nursing, Xiamen, Peoples R China
[2] Rutgers State Univ, Sch Nursing, Div Nursing Sci, Newark, NJ 08901 USA
[3] Princeton High Sch, Princeton, NJ USA
[4] Xiamen Univ, Sch Med, Dept Nursing, Room 220,Alice Lee Bldg,Xiangan Campus.Xiang An So, Xiamen 361102, Fujian, Peoples R China