antibody test. self-diagnosis strip for coronavirus infection on a blue matte background. next to the test a disposable mask and

scientist medic cell healthcare specimen hand finger technician doctor epidemiologist vaccine plasma dna sars scientific negative pneumonia flu medical pandemic covid coronavirus disease virus laboratory diagnosis test lab novel sample blood positive health corona molecular kit epidemic research sarscov pipette hospital patient result sterile tube clinical analysis diagnostic outbreak antibody test self-diagnosis strip for infection blue matte background next test disposable mask needle piercing finger home detection