Adjusted differences in offspring birth weight (g) according to grand-maternal smoking status.

<p>Adjusted differences in offspring birth weight (g) according to grand-maternal smoking status.</p

Grand-maternal smoking status in relation to offspring BMI and risk of overweight/obesity.

<p>Grand-maternal smoking status in relation to offspring BMI and risk of overweight/obesity.</p

Baseline characteristics according to grand-maternal smoking status during pregnancy.

<p>Baseline characteristics according to grand-maternal smoking status during pregnancy.</p