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. Author manuscript; available in PMC: 2022 Jun 1.
Published in final edited form as: Addict Behav. 2021 Feb 4;117:106853. doi: 10.1016/j.addbeh.2021.106853

Figure 1. Presentation of cohesion exposure and proximity exposure as mechanisms of contagion.

Figure 1.

Grey nodes indicate smokers, while white nodes indicate nonsmokers. Double-lines indicate connections being considered when measuring cohesion and proximity exposures. Dashed boundary indicates boundary of the network being considered when measuring cohesion and proximity exposures.