<p>AstraZeneca said on Tuesday it had initiated the worldwide withdrawal of its Covid-19 vaccine due to a "surplus of available updated vaccines" since the pandemic.</p>.<div><p><strong>Deccan Herald is on WhatsApp Channels </strong>| <a href="https://www.deccanherald.com/specials/deccan-herald-is-now-on-whatsapp-heres-how-you-can-join-2698271">Join now for Breaking News & Editor's Picks</a></p></div>