Tiene que asegurarse de que se inserta correctamente. un científico irreconocible que trabaja en un laboratorio - Foto e imágenes de stock

Have to make sure the correct amount is coming out. an unrecognizable male scientist working in a lab

I just need a little to come through. an unrecognizable scientist working in a lab

Close up. group of scientists in protective clothing working in the laboratory. photo with a copy-space.

Doctor, mask and vaccine research with needle in hospital or laboratory. Professional healthcare nurse, pharmaceutical vaccination innovation development, corona virus and medical science in lab

Doctor, covid 19 and vaccine in hospital, lab or clinic for safety, health and wellness against virus. Woman, healthcare and ppe at work in medical facility with vaccination for coronavirus in Canada.

This sample just came in for testing. Closeup shot of an unrecognisable scientist using a syringe while working in a lab

This vaccine will change the world. a doctor preparing a dose of the covid vaccination for a patient

Doctor with covid vaccine, injection and corona virus medicine needle, bottle and syringe in hospital. Closeup nurse hands, healthcare and flu risk, viral vaccination and medical immunity treatment.

Covid, test and hands in gloves with a doctor testing a virus sample with a medical swab for healthcare and medicine in a hospital. Medical aid and insurance with a science professional at work.

Cropped shot of an unrecognizable male scientist holding up a bottle of the covid 19 vaccine.

Need to get all the liquid in there. a young doctor extracting liquid with a syringe from a vial in an office