[1] Penn State Univ, Ross & Carol Nese Coll Nursing, Nursing Sci Bldg, University Pk, PA 16803 USA
[2] Childrens Hosp Philadelphia, Philadelphia, PA USA
[3] Univ Penn, Sch Nursing, Philadelphia, PA USA
[4] Clemson Univ, Coll Behav Social & Hlth Sci, Clemson, SC USA
[5] Univ Massachusetts, Manning Coll Nursing & Hlth Sci, Boston, MA USA