<https://www.g4media.ro/singapore-incepe-testele-pe-oameni-pentru-un-vaccin-impotriva-covid-19-in-prima-faza-vor-fi-testate-100-de-persoane.html>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.g4media.ro/singapore-incepe-testele-pe-oameni-pentru-un-vaccin-impotriva-covid-19-in-prima-faza-vor-fi-testate-100-de-persoane.html>