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    Close-up of blood sample in glass phial. — Stock Photo
    Close-up of blood sample in glass phial.
    Concentrated young black male doctor in medical uniform and mask showing test tube with blood sample to attentive boy patient during video call — Stock Photo
    Concentrated young black male doctor in medical uniform and mask showing test tube with blood sample to attentive boy patient during video call
    Glass phial with blood sample. — Stock Photo
    Glass phial with blood sample.
    Centrifuging blood samples in barcoded test tubes, digital illustration. — Stock Photo
    Centrifuging blood samples in barcoded test tubes, digital illustration.
    Doctor drawing blood — Stock Photo
    Doctor drawing blood
    Laboratory technician using refrigerated centrifuge machine in blood bank — Stock Photo
    Laboratory technician using refrigerated centrifuge machine in blood bank
    Doctor giving young girl finger prick test. — Stock Photo
    Doctor giving young girl finger prick test.
    Blood samples in test tubes — Stock Photo
    Blood samples in test tubes
    Labelled vacutainer tubes containing blood samples, close-up. — Stock Photo
    Labelled vacutainer tubes containing blood samples, close-up.
    Forensics expert collecting blood sample from crime scene. — Stock Photo
    Forensics expert collecting blood sample from crime scene.
    Blood sample and syringe on table. — Stock Photo
    Blood sample and syringe on table.
    Nurse tests a person for Covid-19. — Stock Photo
    Nurse tests a person for Covid-19.
    Close-up of laboratory technician holding tube with blood sample in gloved hand. — Stock Photo
    Close-up of laboratory technician holding tube with blood sample in gloved hand.
    Researcher hand holding vacutainer tube in front of yellow tray. — Stock Photo
    Researcher hand holding vacutainer tube in front of yellow tray.
    Medical testing microscopes and equipment in laboratory. — Stock Photo
    Medical testing microscopes and equipment in laboratory.
    Cropped image of woman using tensiometer to measure blood pressure while sitting at table at home — Stock Photo
    Cropped image of woman using tensiometer to measure blood pressure while sitting at table at home
    Doctor reading the results of blood test while holding blood sample. — Stock Photo
    Doctor reading the results of blood test while holding blood sample.
    Senior couple checking blood sugar with glucometer in living room at home — Stock Photo
    Senior couple checking blood sugar with glucometer in living room at home
    Laboratory technician analyzing blood samples in blood bank — Stock Photo
    Laboratory technician analyzing blood samples in blood bank
    Laboratory technician analyzing blood bag in blood bank — Stock Photo
    Laboratory technician analyzing blood bag in blood bank
    Modern machine in blood bank — Stock Photo
    Modern machine in blood bank
    Human blood cells, computer illustration — Stock Photo
    Human blood cells, computer illustration
    PCR micro tube strip with red liquid. — Stock Photo
    PCR micro tube strip with red liquid.
    Female researcher preparing multi-well sample tray of blood for analysis. — Stock Photo
    Female researcher preparing multi-well sample tray of blood for analysis.
    Close-up of test tube in rack at blood bank — Stock Photo
    Close-up of test tube in rack at blood bank
    Technician holding blood, urine and chemistry samples for clinical testing in gloved hand. — Stock Photo
    Technician holding blood, urine and chemistry samples for clinical testing in gloved hand.
    Side view of unrecognizable female medic in mask and gloves holding tube with blood sample in modern lab in clinic — Stock Photo
    Side view of unrecognizable female medic in mask and gloves holding tube with blood sample in modern lab in clinic
    Scientists viewing sample on glass slide under light microscope. — Stock Photo
    Scientists viewing sample on glass slide under light microscope.
    Senior woman using blood pressure meter. — Stock Photo
    Senior woman using blood pressure meter.
    African American male doctor in medical glove demonstrating test tube with blood sample on white background — Stock Photo
    African American male doctor in medical glove demonstrating test tube with blood sample on white background
    Hand of technician holding hepatitis sample for testing in laboratory. — Stock Photo
    Hand of technician holding hepatitis sample for testing in laboratory.
    Blood samples in microcentrifuge tube strip for genetic analysis. — Stock Photo
    Blood samples in microcentrifuge tube strip for genetic analysis.
    Close-up of scientist holding blood testing microtubes. — Stock Photo
    Close-up of scientist holding blood testing microtubes.
    Cropped unrecognizable doctor's hand showing a positive blood test of Coronavirus against a pink background — Stock Photo
    Cropped unrecognizable doctor's hand showing a positive blood test of Coronavirus against a pink background
    A doctor in latex gloves using finger cuff to examine blood pressure of little girl in casual yellow dress — Stock Photo
    A doctor in latex gloves using finger cuff to examine blood pressure of little girl in casual yellow dress
    Blood samples in test tubes — Stock Photo
    Blood samples in test tubes
    Glass phial with blood sample. — Stock Photo
    Glass phial with blood sample.
    Attentive laboratory technician working in blood bank — Stock Photo
    Attentive laboratory technician working in blood bank
    Single test tube with blood sample in rack. — Stock Photo
    Single test tube with blood sample in rack.
    Labelled test tubes with blood samples. — Stock Photo
    Labelled test tubes with blood samples.
    Vials of blood in laboratory centrifuge testing for coronavirus infection, conceptual digital illustration. — Stock Photo
    Vials of blood in laboratory centrifuge testing for coronavirus infection, conceptual digital illustration.