Also Read | Australia’s prime time battle against big tech“Vaccination is just not available enough around the world and is not available certainly on an equitable basis," Ryan said.
WHO has previously noted that it's still unknown how long immunity lasts from the numerous licensed COVID-19 vaccines and that data are still being collected.Ryan also noted the strategy might be unfair to people who cannot be vaccinated for certain reasons and that requiring vaccine passports might allow “inequity and unfairness (to) be further branded into the system." This story has been published from a wire agency feed without modifications to the text.