<https://secure.gravatar.com/avatar/93158b3f3396457ce19c9cef0f6c6c21?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://trithucvn.co/trung-quoc/thuong-hai-cu-gia-tung-bi-nhan-vien-y-ta-dung-chan-da-da-qua-doi-sau-do.html>