Ключевые слова: 2, 19, 2019, africa, african, america, analyze, analyzing, bengal, blood, brazil, brazilian, cluster, coronavirus, cov, covid, covid19, diagnosis, dna, exam, genome, genotype, genotyping, india, indian, infection, laboratory, molecular, mutation, nasopharyngeal, ncov, pcr, phenotype, rna, rtpcr, sample, sars, sarscov2, south, strain, swab, test, testing, type, uk, vaccine, variant, virus,