Chiew, May; Weber, Marianne F.; Egger, Sam; Sitas, Freddy - In: Social Science & Medicine 75 (2012) 1, pp. 77-86
We used cross-sectional data to investigate whether current, past and never smokers report different levels of social interaction and whether the level of social interaction varied according to the type of interaction being measured. Self-reported questionnaire data were obtained from 239,043...