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  Indian J Med Microbiol
 

Table 3: Frequency of allele in interferon-γ receptor 1 and interferon-γ gene in health care workers with purified protein derivative (PPD+) positive with COVID-19 (Group A) and health controls (Group B)

Table 3: Frequency of allele in interferon-γ receptor 1 and interferon-γ gene in health care workers with purified protein derivative (PPD+) positive with COVID-19 (Group A) and health controls (Group B)