Manos de los trabajadores médicos con guantes protectores, azules y nitrílicos, sosteniendo un tubo de ensayo y tomando una muestra de sangre con una pipeta, sobre un fondo blanco, con espacio para copiar. Prueba del Coronavirus. Una pandemia de corona . - Foto e imagen de stock

Laboratory doctor with close-up test tube of blood tests in hands on white background.

Vertical view of a medical worker's hands with protective gloves, holding a test tube and taking a blood sample with a pipette, on a white background, with copyspace. Coronavirus test. A corona .

Close-up of medical worker's hands with protective gloves, holding a test tube and taking a blood sample with a pipette, on a white background. Fighting with coronavirus.

Hands of a virologist in a virus-proof suit and medical gloves fills a syringe with medicine. hands with a syringe on a white background.

The epidemiologist takes blood tests for coronavirus. epidemic Coronavirus 2019-nCoV, COVID-19

A young doctor, laboratory practitioner with a medical face mask and gloves, holding a test tube with blood sample, on a green background. Periodic blood test. Coronavirus test. A corona pandemic.

A hand in medical glove, holding a test tube with blood sample, on a green background, close-up. Periodic blood test. Coronavirus test. A corona pandemic.

A young doctor, laboratory practitioner with a medical face mask and gloves, holding a test tube with blood sample, on a green background. Periodic blood test. Coronavirus test. A corona pandemic.

A young doctor, laboratory practitioner, with medical gloves, holding a test tube with blood sample on a white background. Coronavirus pandemic, epidemic. Corona virus.

A hand in medical glove, holding a test tube with blood sample, on a green background, close-up. Periodic blood test. Coronavirus test. A corona pandemic.

Medical worker's hands with protective, blue, nitrile gloves, holding a test tube and taking a blood sample with a pipette, on a white background. Coronavirus test. A corona pandemic , COVID19.

A hand in medical glove, holding a test tube with blood sample, on a green background, close-up. Periodic blood test. Coronavirus test. A corona pandemic.

Young laboratory practitioner with a surgical mask and gloves, holding a test tube and takes a blood sample with a pipette, on green background. Coronavirus test. A corona pandemic SARS-CoV-2

Young doctor with a surgical mask and gloves, holding a test tube and takes a blood sample with a pipette, on a green background. Coronavirus test. A corona pandemic, SARS-CoV-2 pathogen.

A hand in medical glove, holding a test tube with blood sample, on a green background, close-up. Periodic blood test. Coronavirus test. A corona pandemic.

Laboratory practitioner with blue nitrile protective gloves, holding a test tube and taking a blood sample with a pipette, on a green background. Coronavirus test. A corona pandemic SARS-CoV-2