The Effect of Smoking during Pregnancy on Severity and Directionality of Externalizing and Internalizing Symptoms: A Genetically Informed Approach.

Int J Environ Res Public Health · 2020 · PMC7662383 · PMID 33126697

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a decreasing trendno p-value reported

Despite a decreasing trend of SDP in most developed countries, research suggests that young and low-educated women continue to be at a higher risk for SDP and over 50% of women who smoke during early pregnancy continue to smoke throughout pregnancy [ 1 ].

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