Participants (N = 70) were patients at an outpatient center 11B, hematological ward 11G and cancer ward 11E at the National University Hospital of Iceland.
Þátttakendur (N = 70) voru sjúklingar á dag- og göngudeild 11 B, blóðlækningadeild 11G og krabbameinsdeild 11E á Landspítala Háskólasjúkrahúsi.