Ahajournals.org W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Element “meta” is missing one or more of the following attributes: “charset”, “content”, “http-equiv”, “itemprop”, “name”, “property”.
The text content of element “script” was not in the required format: Expected space, tab, newline, or slash but found “v” instead.
Element “title” must not be empty.
Bad value “” for attribute “id” on element “img”: An ID must not be the empty string.
Duplicate ID “quick-search-btn”.
Bad value “/pb-assets/Ethical ConductPolicyApril2017finalWeb-1519231412760.pdf” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Element “div” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Warnings:
The “type” attribute is unnecessary for JavaScript resources.
The first occurrence of ID “quick-search-btn” was here.
The “navigation” role is unnecessary for element “nav”.
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