[1] North Tees & Hartlepool NHS Fdn Trust, Specialist Palliat Care Team, Stockton Upon Tees TS19 8PE, England
[2] Newcastle Univ, Populat Hlth Sci, Newcastle Upon Tyne, England
[3] St Oswalds Hosp, Newcastle Upon Tyne, England
[4] North Tees & Hartlepool NHS Fdn Trust, Specialist Palliat Care Team, Stockton On Tees, England
[5] Newcastle Tyne Hosp NHS Trust, Specialist Palliat Care Team, Newcastle Upon Tyne, England
[6] Hlth Educ North East, Newcastle Upon Tyne, England
[7] Northumbria Healthcare NHS Fdn Trust, Specialist Palliat Care Team, North Shields, England