Send the following on WhatsApp
Continue to ChatUK scientists: Vaccine passport feasible but must meet "demanding criteria" https://ewnews.com/uk-scientists-vaccine-passport-feasible-but-must-meet-demanding-criteria
UK scientists: Vaccine passport feasible but must meet "demanding criteria" https://ewnews.com/uk-scientists-vaccine-passport-feasible-but-must-meet-demanding-criteria