[1] Soochow Univ, Sch Nursing, Med Coll, Suzhou, Peoples R China
[2] Univ Wisconsin Madison, Sch Nursing, Madison, WI USA
[3] Univ Wisconsin Madison, Sch Nursing Med & Publ Hlth, Madison, WI USA
[4] Texas A&M Univ, Coll Nursing, Bryan, TX USA
[5] Soochow Univ, Sch Nursing, Med Coll, 1 Shizi St, Suzhou 215006, Jiangsu, Peoples R China