[1] Univ Oslo, Fac Med, Dept Behav Sci Med, POB 1111 Blindern, N-0317 Oslo, Norway
[2] Oslo Univ Hosp, Dept Paediat Med, POB 4950 Nydalen, N-0424 Oslo, Norway
[3] Radiumhosp, Oslo Univ Hosp, Natl Resource Ctr Late Effects Canc Treatment, POB 4953, N-0424 Oslo, Norway
[4] Oslo Univ Hosp, Reg Ctr Excellence Palliat Care, POB 4956 Nydalen, N-0424 Oslo, Norway