Antibodies with specific affinity to SARS-CoV-2 are generated by a process of selection of increasing affinity when challenged by a viral antigen. Weak affinity gives a head start to the immune response.  In epidemiological language, this translates to lower infectivity and lower mortality. 

India should therefore have a rate similar to that of Brazil, which by simple interpolation will indicate about 5200 deaths in India due to the virus when infection has reached the stage at which Italy and Iran are on 28/3/2020.

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