1. What Are the Key Elements of Educational Interventions for Lay Carers of Patients With Advanced Disease? A Systematic Literature Search and Narrative Review of Structural Components, Processes and Modes of Delivery 
Morag Farquhar, BSc (Hons), MSc, PhD, Clarissa Penfold, BA (Hons), MA, Fiona M. Walter, MA, MD, FRCGP, Isla Kuhn, MA (Hons), MSc, John Benson, MSc, MD, FRCGP 
Journal of Pain and Symptom Management 
Volume 52, Issue 1, Pages e27 (July 2016)
DOI: /j.jpainsymman
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2. Fig. 1
Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) flow diagram.
Journal of Pain and Symptom Management  , e27DOI: ( /j.jpainsymman )
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