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
2003 ◽
Vol 96
(1)
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pp. 215-219
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2015 ◽
Vol 135
(6)
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pp. 1060e-1061e
2015 ◽
Vol 42
(8)
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pp. 748-755
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1998 ◽
Vol 12
(12)
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pp. 1249-1256
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2014 ◽
Vol 41
(2)
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pp. 164-171
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2014 ◽
Vol 134
(6)
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pp. 1093-1107
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