[1] Marie Cederschiold Univ, Palliat Res Ctr, Dept Caring Sci, POB 11189, S-10061 Stockholm, Sweden
[2] Karolinska Inst, Dept Women & Childrens Hlth, S-17177 Stockholm, Sweden
[3] Univ Gothenburg, Sci, Ctr Person Ctr Care, Sahlgrenska Acad, POB 457, S-40530 Gothenburg, Sweden
[4] Sahlgrens Univ Hosp, Queen Silvia Hosp, Child Med, S-41650 Gothenburg, Sweden
[5] Karolinska Univ Hosp, Astrid Lindgren Childrens Hosp, Adv Pediat Home Care, S-17176 Stockholm, Sweden