Errors:
Saw “<!--” within a comment. Probable cause: Nested comment (not allowed).
Stray doctype.
Stray start tag “html”.
A “charset” attribute on a “meta” element found after the first 1024 bytes.
A document must not include more than one “meta” element with a “charset” attribute.
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
The element “button” must not appear as a descendant of the “a” element.
No “li” element in scope but a “li” end tag seen.
Bad value “” for attribute “action” on element “form”: Must be non-empty.
End tag “li” seen, but there were open elements.
Unclosed element “div”.
Stray end tag “h1”.
Attribute “u” not allowed on element “div” at this point.
Attribute “u” not allowed on element “img” at this point.
Element “p” not allowed as child of element “h5” in this context. (Suppressing further errors from this subtree.)
Duplicate ID “mostartcle”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Attribute “u” not allowed on element “span” at this point.
Bad value “http://www.hoajonline.com/images/biomed and clin.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
The “center” element is obsolete. Use CSS instead.
End tag “br”.
Bad value “_new” for attribute “target” on element “a”: Reserved keyword “new” used.
Element “style” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
Warnings:
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
The first occurrence of ID “mostartcle” was here.
India IN