1. Would you get infected with COVID-19 on purpose for a vaccine trial?  12 News
  2. What is ‘human challenge’ that UK cleared to speed up Covid-19 vaccine trial?  Hindustan Times
  3. UK to conduct 'first of its kind' human challenge trial to provide insight into COVID-19  WION
  4. AstraZeneca shares turn negative after Brazilian health authority says volunteer in Covid vaccine study dies  CNBC
  5. UK study begins human trials  KTNV Channel 13 Las Vegas
  6. View Full coverage on Google News

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