<https://blogs.bmj.com/fg/2014/09/02/frontline-endoscopy-colonic-emr-vs-esd-which-one-and-when-fgdebate/#article>
<http://schema.org/mainEntityOfPage>
<https://blogs.bmj.com/fg/2014/09/02/frontline-endoscopy-colonic-emr-vs-esd-which-one-and-when-fgdebate/>