Test tube with a blood sample for a test for antibodies to coronavirus in the hands of a laboratory assistant in gloves, writes a negative sign a pen, isolated on white, closeup. Covid-19 concept. - Stock Photo & Image

Test tube with a blood sample for a test for antibodies to coronavirus in the hands of a laboratory assistant in gloves, writes a negative sign a pen, isolated on white, closeup. Covid-19 concept.

Test tube with a blood sample for a test for antibodies to coronavirus in the hands of a laboratory assistant in gloves, writes a negative sign a pen, isolated on white, closeup. Covid-19 concept.

Test tube with a blood sample for a test for antibodies to coronavirus in the hands of a laboratory assistant in gloves, writes a negative sign a pen, isolated on white, closeup. Covid-19 concept.

Test tube with a blood sample for a test for antibodies to coronavirus in the hands of a laboratory assistant in gloves, writes a negative sign a pen, isolated on white, closeup. Covid-19 concept.

Test tube with a blood sample for a test for antibodies to coronavirus in the hands of a laboratory assistant in gloves, writes a negative sign a pen, isolated on white, closeup. Covid-19 concept.

Test tube with a blood sample for a test for antibodies to coronavirus in the hands of a laboratory assistant in gloves, writes a negative sign a pen, isolated on white, closeup. Covid-19 concept.

Cropped view of person in latex glove holding coronavirus blood sample

Positive COVID-19 test and laboratory sample of blood testing for diagnosis new Corona virus infection(novel corona virus disease 2019) with hospital background. Pandemic infectious concept

Positive COVID-19 test and laboratory sample of blood testing for diagnosis new Corona virus infection(novel corona virus disease 2019) with hospital background. Pandemic infectious concept

Positive COVID-19 test and laboratory sample of blood testing for diagnosis new Corona virus infection(novel corona virus disease 2019) with hospital background. Pandemic infectious concept

Positive COVID-19 test and laboratory sample of blood testing for diagnosis new Corona virus infection(novel corona virus disease 2019) with hospital background. Pandemic infectious concept

Positive COVID-19 test and laboratory sample of blood testing for diagnosis new Corona virus infection(novel corona virus disease 2019) with hospital background. Pandemic infectious concept

Positive COVID-19 test and laboratory sample of blood testing for diagnosis new Corona virus infection(novel corona virus disease 2019) with hospital background. Pandemic infectious concept

Test tube with a blood sample for a test for antibodies to coronavirus in the hands of a laboratory assistant in gloves, writes a negative sign a pen, isolated on white, closeup. Covid-19 concept.

Positive COVID-19 test and laboratory sample of blood testing for diagnosis new Corona virus infection(novel corona virus disease 2019) with hospital background. Pandemic infectious concept