<http://schema.org/mainEntityOfPage>
<http://www.womansday.com/life/news/a44052/study-of-186-identical-twins-shows-effects-of-bad-habits-3899/True>
<http://www.womansday.com/life/news/a44052/study-of-186-identical-twins-shows-effects-of-bad-habits-3899/>