Bidirectional effects between loneliness, smoking and alcohol use: evidence from a Mendelian randomization study.
Robyn E WoottonHarriet S R GreenstoneAbdel AbdellaouiDamiaan DenysKarin J H VerweijMarcus R MunafoJorien L TreurPublished in: Addiction (Abingdon, England) (2020)
There appears to be tentative evidence for causal, bidirectional, increasing effects between loneliness and cigarette smoking, especially for smoking initiation increasing loneliness.
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