_:n4c07ed5421ca4b8ba2e21ba34ea0c4e3xb1
<http://schema.org/image>
<https://media.springernature.com/lw1200/springer-static/image/art%3A10.1186%2F1471-230X-9-84/MediaObjects/12876_2009_Article_376_Fig1_HTML.jpg>
<https://bmcgastroenterol.biomedcentral.com/articles/10.1186/1471-230X-9-84>