References
(1) Madhav Goyal, MD, MPH; Sonal Singh, MD, MPH; Erica M. S. Sibinga, MD, MHS; et al. "Meditation Programs for Psychological Stress and Well-being," JAMA Internal Medicine 2014
(2) Holt-Lunstad J, Smith TB, Layton JB. "Social Relationships and Mortality Risk: A Meta-Analytic Review," 2010
(3) "Bowling Alone: The Collapse and Revival of American Community," 2000
(4) Joyce S, Shand F, Tighe J, Laurent SJ, Bryant RA, Harvey SB. "Road to resilience: a systematic review and meta-analysis of resilience training programmes and interventions," BMJ Open 2018