I see code in TAG pages

Hi all, I’ve a problem with the posted URL. You can see that the right excerpt it’s only on the first article associated within the tag protesi-seno, on the others you’ll see this:
[section section_heading=”” is_fullwidth=”default” background_color=”” background_image=”{“type”:”custom”,”custom”:””,”predefined”:””,”data”:{“icon”:””,”css”:[]}}” background_repeat=”no-repeat” positioning_x=”0″ positioning_y=”100″ video=”” custom_id=”” custom_classes=”” margin_top=”-20″ mar…]
What could be the problem? tks all

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