1. Palliative Research Unit, Linköping University, Vrinnevi Hospital, Norrköping, Sweden
2. LAH/Hospital-based Home Care, Mjölby, Järnvägsg 2, 595 51 Mjölby, Sweden
3. Palliative Research, Palliative Research Unit, Linköping University, Vrinnevi Hospital, Norrköping, Sweden