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Pairs of primers used for SARS-CoV2 RBD (spike) gene NESTED-PCR amplification.
| SARS-COV-2-F1 | 5-AGGTGATGAAGTCAGACAAATCG-3 |
| SARS-COV-2-R | 3-5-CGCATATACCTGCACCAATGG |
| INNNER-COV-2-F2 | 5-AGCTTGGAATTCTAACAATCTTGAT-3 |
| SARS-COV-2-R | 5-CGCATATACCTGCACCAATGG-3 |
