Primo piano dello scienziato maschio asiatico in fiaschetta da laboratorio uniforme con soluzione chimica rossa. Chimica, Biologia, Tossicologia, concetto - Foto e immagini stock

Technician scientist analyzing holding blood sample in test tube in laboratory for testing it on COVID, COVID-19, coronavirus virus analysis

Male scientist laboratory developing drugs gray background. High quality photo

Chemist holding sample of liquid in lab or laboratory

Technician scientist analyzing a blood sample in test tube in laboratory for testing it on COVID, COVID-19, coronavirus virus analysis

Technician scientist analyzing a blood sample in test tube in laboratory for testing it on COVID, COVID-19, coronavirus virus analysis

Observing blood sample. Serious blue-eyed researcher of middle age wearing a uniform and a medical face mask and gloves and holding a blood sample in from of his face and looking at it