title: A sense of purpose.
authors.forename: Angela
authors.initials: A
authors.lastname: Ellis
authors.forename: Justin Davis
authors.initials: JD
authors.lastname: Smith
mesh_terms: D004651:Employment; D007722:Health Knowledge, Attitudes, Practice; D006306:Health Surveys; D006801:Humans; D028642:Persons with Psychiatric Disorders / Q000523:psychology* / Q000706:statistics & numerical data*; D009042:Motivation; D012649:Self Concept; D020377:Self Efficacy; D006113:United Kingdom; D014838:Volunteers / Q000523:psychology* / Q000706:statistics & numerical data*