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. 2011 Jun 3;4:10.3402/gha.v4i0.5613. doi: 10.3402/gha.v4i0.5613

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© 2011 Margareta Norberg et al.

This is an Open Access article distributed under the terms of the Creative Commons Attribution-Noncommercial 3.0 Unported License, permitting all non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Fig. 1 — Patterns of tobacco use among participants in the VIP, Sweden, from 1990 to 2007 by gender and educational status. Data are mean values for three 6-year periods, adjusted to the age-distribution for men and women in the whole dataset.

Fig. 1 — Patterns of tobacco use among participants in the VIP, Sweden, from 1990 to 2007 by gender and educational status. Data are mean values for three 6-year periods, adjusted to the age-distribution for men and women in the whole dataset.