Tube à essai en main avec un test sanguin négatif pour la COVID-19 sur le fond du formulaire d'analyse. Test sanguin pour détecter la présence d'anticorps dirigés contre l'agent causal d'une nouvelle infection par le coronavirus. - Photo & image de stock

Thermometer in hand with the measurement result against the background of the coronavirus test form. Blood test for the presence of antibodies to the causative agent of a new coronavirus infection.

Coronavirus MERS-CoV virus China infection Virus mask and blood test tubes for virus test, concept of China virus epidemic Coronavirus nCov

Two test tubes with blood samples for the COVID-19 test on the coronavirus test form. Blood test for the presence of antibodies to the causative agent of a new coronavirus infection.

A test tube with a negative blood sample for the COVID-19 test on the coronavirus test form. Blood test for the presence of antibodies to the causative agent of a new coronavirus infection.

A test tube with a negative blood sample for the COVID-19 test on the coronavirus test form. Blood test for the presence of antibodies to the causative agent of a new coronavirus infection.

A test tube with a positive blood sample for the COVID-19 test on the coronavirus test form. Blood test for the presence of antibodies to the causative agent of a new coronavirus infection.

Thermometer in hand with the measurement result against the background of the coronavirus test form. Blood test for the presence of antibodies to the causative agent of a new coronavirus infection.

Test tubes in the doctor's hand with a positive and negative blood sample for COVID-19. Blood testing for the presence of antibodies to the causative agent of a new coronavirus infection

Test tubes in the doctor's hand with a positive and negative blood sample for COVID-19. Blood testing for the presence of antibodies to the causative agent of a new coronavirus infection

Test tubes in the doctor's hand with a positive and negative blood sample for COVID-19. Blood testing for the presence of antibodies to the causative agent of a new coronavirus infection

A test tube with a negative blood sample for COVID-19 against the background of vacuum tubes. Blood testing for the presence of antibodies to the causative agent of a new coronavirus infection

A test tube in your hand with negative blood samples for COVID-19 next to the coronovirus test form. Blood testing for the presence of antibodies to the causative agent of a new coronavirus infection

Test tube in hand with a positive blood sample for COVID-19 against the background of the vacuum. Blood test for the presence of antibodies to the causative agent of a new coronavirus infection