[1] Univ Massachusetts, Elaine Marieb Coll Nursing, Amherst, MA USA
[2] Calif State Univ, Dept Nursing, East Bay, CA USA
[3] Emory Univ, Nell Hodgson Woodruff Sch Nursing, Atlanta, GA USA
[4] Durham Coll, Hlth Sci, Oshawa, ON, Canada
[5] Univ Massachusetts Amherst, Elaine Marieb Coll Nursing, Nursing, 651 North Pleasant St, Amherst, MA 01003 USA