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    Close-up of rack of sample tubes with blood for analysis. — Stock Photo
    Close-up of rack of sample tubes with blood for analysis.
    Doctor reading the results of blood test while holding blood sample. — Stock Photo
    Doctor reading the results of blood test while holding blood sample.
    Close-up of blood sample in tube and syringe. — Stock Photo
    Close-up of blood sample in tube and syringe.
    Stacked Petri dishes with blood agar on plain background. — Stock Photo
    Stacked Petri dishes with blood agar on plain background.
    Top view of crop unrecognizable woman using modern pulse oximeter on finger of kid for measuring oxygen level in blood — Stock Photo
    Top view of crop unrecognizable woman using modern pulse oximeter on finger of kid for measuring oxygen level in blood
    Blood in human urine in sample pots, studio shot. — Stock Photo
    Blood in human urine in sample pots, studio shot.
    Crop unrecognizable woman using modern pulse oximeter on finger of kid for measuring oxygen level in blood — Stock Photo
    Crop unrecognizable woman using modern pulse oximeter on finger of kid for measuring oxygen level in blood
    Pool of blood in watch glass with syringe. — Stock Photo
    Pool of blood in watch glass with syringe.
    Crop anonymous doctor in medical glove demonstrating test tube with blood sample on white background — Stock Photo
    Crop anonymous doctor in medical glove demonstrating test tube with blood sample on white background
    Close-up of microcentrifuge tubes with blood samples. — Stock Photo
    Close-up of microcentrifuge tubes with blood samples.
    From above of crop unrecognizable doctor in sterile gloves taking blood test of patient with lancet in hospital — Stock Photo
    From above of crop unrecognizable doctor in sterile gloves taking blood test of patient with lancet in hospital
    Blood samples in test tubes — Stock Photo
    Blood samples in test tubes
    Close-up of pipetting blood sample into microcentrifuge tubes. — Stock Photo
    Close-up of pipetting blood sample into microcentrifuge tubes.
    Petri dishes with blood agar on blue background. — Stock Photo
    Petri dishes with blood agar on blue background.
    Agar plate and specimen brush on blue background. — Stock Photo
    Agar plate and specimen brush on blue background.
    Petri dishes with blood samples on plain background. — Stock Photo
    Petri dishes with blood samples on plain background.
    Test tubes with red liquid in rack. — Stock Photo
    Test tubes with red liquid in rack.
    Blood samples ready for analysis — Stock Photo
    Blood samples ready for analysis
    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
    Close up of Blood tests — Stock Photo
    Close up of Blood tests
    Blood test kit and and analysis results — Stock Photo
    Blood test kit and and analysis results
    Crop unrecognizable woman using modern pulse oximeter on finger of kid for measuring oxygen level in blood — Stock Photo
    Crop unrecognizable woman using modern pulse oximeter on finger of kid for measuring oxygen level in blood
    Scientists preparing multiwell plate with blood samples for testing and analysis. — Stock Photo
    Scientists preparing multiwell plate with blood samples for testing and analysis.
    Stacked Petri dishes with blood samples. — Stock Photo
    Stacked Petri dishes with blood samples.
    Close-up of micropipette pipetting blood sample into microcentrifuge tubes. — Stock Photo
    Close-up of micropipette pipetting blood sample into microcentrifuge tubes.
    Crop unrecognizable woman using modern pulse oximeter on finger of kid for measuring oxygen level in blood — Stock Photo
    Crop unrecognizable woman using modern pulse oximeter on finger of kid for measuring oxygen level in blood
    Stacked Petri dishes with blood agar on plain background. — Stock Photo
    Stacked Petri dishes with blood agar on plain background.
    Female researcher preparing multi-well sample tray of blood for analysis. — Stock Photo
    Female researcher preparing multi-well sample tray of blood for analysis.
    Petri dishes with blood agar on blue background. — Stock Photo
    Petri dishes with blood agar on blue background.
    Machine for automated analysis of donated blood. — Stock Photo
    Machine for automated analysis of donated blood.
    Closeup of blood collection mixer machine indicating volume of donor blood in medical laboratory — Stock Photo
    Closeup of blood collection mixer machine indicating volume of donor blood in medical laboratory
    Blood samples for testing in microcentrifuge tubes. — Stock Photo
    Blood samples for testing in microcentrifuge tubes.
    Rack of test tubes with blood samples on blue background. — Stock Photo
    Rack of test tubes with blood samples on blue background.
    Rack of test tubes with blood samples on blue background. — Stock Photo
    Rack of test tubes with blood samples on blue background.
    Centrifuging blood samples with barcodes, digital illustration. — Stock Photo
    Centrifuging blood samples with barcodes, digital illustration.
    Rack of test tubes with blood samples in laboratory. — Stock Photo
    Rack of test tubes with blood samples in laboratory.
    Forensic evidence collection with knife for DNA forensic test. — Stock Photo
    Forensic evidence collection with knife for DNA forensic test.
    Medical check-up including blood and urine test samples and results. — Stock Photo
    Medical check-up including blood and urine test samples and results.
    Petri dishes with blood agar on blue background. — Stock Photo
    Petri dishes with blood agar on blue background.
    Close-up of blood sample in tube and syringe. — Stock Photo
    Close-up of blood sample in tube and syringe.
    Close-up of pipetting blood sample into microcentrifuge tubes. — Stock Photo
    Close-up of pipetting blood sample into microcentrifuge tubes.
    Female medic in mask collecting blood from arm of male patient sitting in medical chair in modern clinic — Stock Photo
    Female medic in mask collecting blood from arm of male patient sitting in medical chair in modern clinic
    Pipetting blood sample, close-up. — Stock Photo
    Pipetting blood sample, close-up.
    Glass phial with blood sample. — Stock Photo
    Glass phial with blood sample.
    Blood test kit and and analysis results — Stock Photo
    Blood test kit and and analysis results
    Rack of test tubes with blood samples on blue background. — Stock Photo
    Rack of test tubes with blood samples on blue background.
    Stacked Petri dishes with blood agar on plain background. — Stock Photo
    Stacked Petri dishes with blood agar on plain background.
    Nurse tests a person for Covid-19. — Stock Photo
    Nurse tests a person for Covid-19.
    Blood samples ready for analysis — Stock Photo
    Blood samples ready for analysis
    Researcher using a light microscope for studying tube containing blood sample. — Stock Photo
    Researcher using a light microscope for studying tube containing blood sample.
    Forensic evidence collection with knife for DNA forensic test. — Stock Photo
    Forensic evidence collection with knife for DNA forensic test.
    Stacked Petri dishes with blood agar on plain background. — Stock Photo
    Stacked Petri dishes with blood agar on plain background.
    Blood samples in test tubes — Stock Photo
    Blood samples in test tubes
    Rack of test tubes with blood samples in laboratory. — Stock Photo
    Rack of test tubes with blood samples in laboratory.
    Close-up of microcentrifuge tubes with blood samples. — Stock Photo
    Close-up of microcentrifuge tubes with blood samples.
    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
    Crop unrecognizable woman using modern pulse oximeter on finger of kid for measuring oxygen level in blood — Stock Photo
    Crop unrecognizable woman using modern pulse oximeter on finger of kid for measuring oxygen level in blood
    Rack of test tubes with blood samples on blue background. — Stock Photo
    Rack of test tubes with blood samples on blue background.
    Close-up of pipetting blood sample into microcentrifuge tubes. — Stock Photo
    Close-up of pipetting blood sample into microcentrifuge tubes.
    Petri dish with blood agar on blue background. — Stock Photo
    Petri dish with blood agar on blue background.