Effect of the exposure to maternal smoking during pregnancy and childhood on the body mass index until adolescence.

Rev Saude Publica · 2015 · PMC4544362 · PMID 26247384

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a decreasing trendno p-value reported

In Brazil, we observed a decreasing trend in the prevalence of smoking; this trend is stronger among men than among women.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.