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Angola, a previous study to the one pointing to September 2019 👇
Angola, a previous study to the one pointing to September 2019 👇
@emmecola “detected anti-SARS-CoV-2 in January 2020.” https://t.co/GKvxjeTeeJ | https://t.co/GKvxjeTeeJ
RT @antibody_worlds: Seroprevalence of anti-SARS-CoV-2 antibodies and risk factors among healthy blood donors in Luanda, Angola https://t.c…