Tubo de prueba con una muestra de sangre para una prueba de anticuerpos contra el coronavirus en las manos de un asistente de laboratorio en guantes, escribe un signo negativo una pluma, aislado en blanco, primer plano. Concepto Covid-19 . - Foto e imagen de stock

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 scientist in latex glove holding test tube with blood sample isolated on blue

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

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

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