NHS mail will be priority for the Royal Mail, says Ilford MP | Ilford Recorder
Getting your Covid19 Sample to the Laboratory – Screen4
ワクチン開発、治験に参加する僕の体験 新型コロナウイルス - BBCニュース
You can cut down your visits to the post office, USPS says | kvue.com
Post box - Wikipedia
Mail & Shipping Services | USPS
Department of Health and Social Care - DHSC - We're continuing to make testing easier and quicker. You can send home test kits back to us by posting it in a @RoyalMail
Priority Mail Flat Rate® Medium Box - 1 | USPS.com
Can I drop my package into one of those USPS mail collection boxes? - stuarte
Send Mail & Packages | USPS
File:Priority Postbox for COVID-19 testing - 2020-11-25 - Andy Mabbett - 01.png - Wikimedia Commons