Esto podría ser. Primer plano de un joven científico que trabaja con muestras en un laboratorio - Foto e imagen de stock

Caucasian Woman doctor with surgical mask and blue colored examination gloves holding a blood test which is signed as covid-19 positive on a black background.

Are you ready for the next step. a young female lab worker holding a vial of vaccine

Scientist doctor pointing on positive test tube sample for coronavirus. Coronavirus outbreak and pandemic concept

Scientist holding ebola vaccine liquid in test tube, biochemistry experiment

This is all you know. Closeup shot of a bottle of covid 19 vaccine being held towards the screen by an unrecognizable male doctor

Medical doctor holding bottles of the covid cure. Ready to save the world from covid. African American doctor holding vials of the corona virus antidote.Healthcare professional wearing a mask.

Everyones blood tells a story. a male medical scientist holding a test tube filled with blood

Closeup hand of african american woman doctor holding two bottles of the corona virus vaccine while standing in her hospital office. Be safe during the pandemic outbreak. Stop the spread of covid 19.

Shot of a woman holding a vaccine.

Closeup of an unrecognizable female scientist wearing a protective face mask and holding up a vile of blood inside of a laboratory.

Give yourself the gift of protection. a young female lab worker holding a vial of vaccine

Covid, medicine and vaccine with hands of doctor for innovation, medical and pharmacy. Science, research and immunity with healthcare worker and bottle of treatment for virus, flu and drug injection.