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Correlation matrix representing Pearson correlation coefficient a) between different mutation sites across SARS-CoV-2 genome and b) between patients' risk factors and clinical symptoms. Conj_Cong.; conjunctival congestion, Nasal_Cong; nasal congestion, DM; Diabetes mellitus, CHD; chronic heart disease, CLD; chronic liver disease; RHD, rheumatic heart disease, HTN; hypertension.
