{"version":"1.0","provider_name":"South Africa Gazette","provider_url":"https:\/\/southafricagazette.com","author_name":"South Africa Gazette","author_url":"https:\/\/southafricagazette.com","title":"Previous COVID infections appear to provide less protection against omicron variant, study suggests","type":"rich","width":600,"height":338,"html":"
Previous COVID infections appear to provide less protection against omicron variant, study suggests<\/a><\/blockquote>