<http://schema.org/headline>
"To\u00E0n d\u00E2n cho tr\u1EBB \u0111i u\u1ED1ng vitamin A \u0111\u1EC3 b\u1ED5 sung vi ch\u1EA5t dinh d\u01B0\u1EE1ng"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.baomoi.com/toan-dan-cho-tre-di-uong-vitamin-a-de-bo-sung-vi-chat-dinh-duong/c/4347135.epi>