[1] Karolinska Univ, Dept Learning Informat Management & Eth, S-17177 Stockholm, Sweden
[2] Sophiahemmet Univ, Dept Hlth Promoting Sci, POB 5605, S-11486 Stockholm, Sweden
[3] Sophiahemmet Univ, Dept Nursing Sci, POB 5605, S-11486 Stockholm, Sweden
[4] Stockholm Univ, Dept Educ, S-10691 Stockholm, Sweden
[5] Karolinska Inst, Dept Clin Sci & Educ, Sodersjukhuset, S-11883 Stockholm, Sweden