The long and winding road to happiness: A randomized controlled trial and cost-effectiveness analysis of a positive psychology intervention for lonely people with health problems and a low socio-economic status

Loneliness and social isolation as risk factors for coronary heart disease and stroke: systematic review and meta-analysis of longitudinal observational studies

(2016) Nicole K Valtorta et al.   HEART

Can We Increase Psychological Well-Being? The Effects of Interventions on Psychological Well-Being: A Meta-Analysis of Randomized Controlled Trials

(2016) Laura A. Weiss et al.   PLoS One

Cost-Effectiveness Analysis Alongside Clinical Trials II—An ISPOR Good Research Practices Task Force Report

(2015) Scott D. Ramsey et al.   VALUE IN HEALTH

Positive psychology interventions: a meta-analysis of randomized controlled studies

(2013) Linda Bolier et al.   BMC PUBLIC HEALTH

Nudging socially isolated people towards well-being with the ‘Happiness Route’: design of a randomized controlled trial for the evaluation of a happiness-based intervention

(2013) Laura A Weiss et al.   Health and Quality of Life Outcomes

Multiple imputation using chained equations: Issues and guidance for practice

(2010) Ian R. White et al.   STATISTICS IN MEDICINE

Non-parametric methods for cost-effectiveness analysis: the central limit theorem and the bootstrap compared

(2009) Richard M. Nixon et al.   HEALTH ECONOMICS

Loneliness, social support networks, mood and wellbeing in community-dwelling elderly

(2009) Jeannette Golden et al.   INTERNATIONAL JOURNAL OF GERIATRIC PSYCHIATRY