WHO says vaccine passports should NOT be used for foreign travel

The WHO said proof of a jab should not be required because there remain 'critical unknowns regarding the efficacy of vaccination in reducing transmission'. https://www.dailymail.co.uk/news/article-9297669/WHO-says-vaccine-passports-NOT-used-foreign-travel.html?ns_mchannel=rss&ns_campaign=1490&ito=1490