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    Urine sample and diagnostic dipstick on surgical tray. — Stock Photo
    Urine sample and diagnostic dipstick on surgical tray.
    Hands of an unrecognizable female doctor holding a coronavirus vaccine vial — Stock Photo
    Hands of an unrecognizable female doctor holding a coronavirus vaccine vial
    Scientist analyzing a sample in a test tube at lab — Stock Photo
    Scientist analyzing a sample in a test tube at lab
    Laboratory technician holding test tubes in blood bank — Stock Photo
    Laboratory technician holding test tubes in blood bank
    Modern machine in blood bank — Stock Photo
    Modern machine in blood bank
    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.
    Hands of immunologist performing skin prick allergy testing on boy. — Stock Photo
    Hands of immunologist performing skin prick allergy testing on boy.
    Scientists viewing sample on glass slide under light microscope. — Stock Photo
    Scientists viewing sample on glass slide under light microscope.
    Close-up of scientist hand holding test tube with fluorescent chemical fluid. — Stock Photo
    Close-up of scientist hand holding test tube with fluorescent chemical fluid.
    Microbiological research, illustration. Multi-channel pipette and multi-well plates in microbiology lab — Stock Photo
    Microbiological research, illustration. Multi-channel pipette and multi-well plates in microbiology lab
    Close-up of pulse oximeter on patient hand. — Stock Photo
    Close-up of pulse oximeter on patient hand.
    PCR tubes with orange, green and purple samples, full frame. — Stock Photo
    PCR tubes with orange, green and purple samples, full frame.
    Laboratory technician checking invoices in blood bank — Stock Photo
    Laboratory technician checking invoices in blood bank
    Young sad female caucasian UK US NHS EMS doctor carer looking through — Stock Photo
    Young sad female caucasian UK US NHS EMS doctor carer looking through
    Female patient at eye examination in ophthalmology clinic. — Stock Photo
    Female patient at eye examination in ophthalmology clinic.
    France, New Aquitaine, Arcachon Bay, La Teste de Buch, Bordes salt marsh, installation for 'Chasse la tonne' (Duck hunting) — Stock Photo
    France, New Aquitaine, Arcachon Bay, La Teste de Buch, Bordes salt marsh, installation for 'Chasse la tonne' (Duck hunting)
    PCR micro tube strip with red liquid. — Stock Photo
    PCR micro tube strip with red liquid.
    Lab technician using flame test probe to gather sample from vile — Stock Photo
    Lab technician using flame test probe to gather sample from vile
    Woman sitting in a car with test drive — Stock Photo
    Woman sitting in a car with test drive
    Close-up of lab-on-a-chip integrated circuit device on black background. — Stock Photo
    Close-up of lab-on-a-chip integrated circuit device on black background.
    Young asian college students studying together — Stock Photo
    Young asian college students studying together
    Unrecognizable female medic in mask and gloves holding tube with blood sample in modern lab in clinic — Stock Photo
    Unrecognizable female medic in mask and gloves holding tube with blood sample in modern lab in clinic
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    Glass phials in laboratory rack, close-up. — Stock Photo
    Glass phials in laboratory rack, close-up.
    Lab chemist capturing a digital image of a sample slide on a microscope — Stock Photo
    Lab chemist capturing a digital image of a sample slide on a microscope
    Close-up of trowel with soil above samples separated in containers. — Stock Photo
    Close-up of trowel with soil above samples separated in containers.
    Mid-section of university student doing a chemical experiment in laboratory — Stock Photo
    Mid-section of university student doing a chemical experiment in laboratory
    Attentive university students doing a experiment in laboratory — Stock Photo
    Attentive university students doing a experiment in laboratory
    Car salesman talking to couple — Stock Photo
    Car salesman talking to couple
    Bioarcheology female scientists analyzing human skull in ancient DNA laboratory. — Stock Photo
    Bioarcheology female scientists analyzing human skull in ancient DNA laboratory.
    Crop anonymous medic connecting electrodes to chest of male patient for conducting ECG diagnostic of heart — Stock Photo
    Crop anonymous medic connecting electrodes to chest of male patient for conducting ECG diagnostic of heart
    Attentive university student doing a chemical experiment in laboratory — Stock Photo
    Attentive university student doing a chemical experiment in laboratory
    Rack of test tubes with blood samples on blue background. — Stock Photo
    Rack of test tubes with blood samples on blue background.
    Female doctor in protective face mask taking swab test of woman in clinic during coronavirus crisis. healthcare services, illness prevention and pandemic. — Stock Photo
    Female doctor in protective face mask taking swab test of woman in clinic during coronavirus crisis. healthcare services, illness prevention and pandemic.
    Optometrist adjusting the retinograph during study of the eyesight of a black woman — Stock Photo
    Optometrist adjusting the retinograph during study of the eyesight of a black woman
    Holding hands of female doctor and patient at table near pulsometer on blurred background — Stock Photo
    Holding hands of female doctor and patient at table near pulsometer on blurred background
    Close-up of rack of cell cultures in tubes in laboratory. — Stock Photo
    Close-up of rack of cell cultures in tubes in laboratory.
    Woman performing a nasal PCR test on a patient — Stock Photo
    Woman performing a nasal PCR test on a patient
    Side view of female mechanic wearing respirator using spray pistol — Stock Photo
    Side view of female mechanic wearing respirator using spray pistol
    Patient undergoing CT scan test in the hospital — Stock Photo
    Patient undergoing CT scan test in the hospital
    Closeup view of scientist analyzing bacterial colonies — Stock Photo
    Closeup view of scientist analyzing bacterial colonies
    Close-up of bar-coded agar plates for biological research. — Stock Photo
    Close-up of bar-coded agar plates for biological research.
    Liquid in bottles, test tubes and beakers in science laboratory classroom — Stock Photo
    Liquid in bottles, test tubes and beakers in science laboratory classroom
    Female immunologist performing skin prick allergy testing on boy for possible allergen. — Stock Photo
    Female immunologist performing skin prick allergy testing on boy for possible allergen.
    Test tubes filled with water and multi-colored acrylic paint — Stock Photo
    Test tubes filled with water and multi-colored acrylic paint
    Cropped view of lab technician carrying cell-based testing kit in bioengineering laboratory. — Stock Photo
    Cropped view of lab technician carrying cell-based testing kit in bioengineering laboratory.
    Female teacher and students conducting chemical experiment — Stock Photo
    Female teacher and students conducting chemical experiment
    Close up scientist's hand pouring reagent in flasks while experiment — Stock Photo
    Close up scientist's hand pouring reagent in flasks while experiment
    White mask with reusable KN95 protection index for virus protection on light blue background — Stock Photo
    White mask with reusable KN95 protection index for virus protection on light blue background
    Close-up of optometrist examining patient eyes with phoropter in clinic — Stock Photo
    Close-up of optometrist examining patient eyes with phoropter in clinic
    Schoolboy doing chemistry experiment in school laboratory. — Stock Photo
    Schoolboy doing chemistry experiment in school laboratory.
    Middle-aged woman and her doctor in an open MRI machine waiting for the test to start — Stock Photo
    Middle-aged woman and her doctor in an open MRI machine waiting for the test to start
    Chinese man taking test drive with car dealer assistance — Stock Photo
    Chinese man taking test drive with car dealer assistance
    Team of dentists operating on a patient — Stock Photo
    Team of dentists operating on a patient
    Blood samples in microcentrifuge tube strip for genetic analysis. — Stock Photo
    Blood samples in microcentrifuge tube strip for genetic analysis.
    Close-up of pipette pipetting into microcentrifuge tubes in pathogenic laboratory. — Stock Photo
    Close-up of pipette pipetting into microcentrifuge tubes in pathogenic laboratory.
    Close-up of Blood oxygen monitor intensive care ward. — Stock Photo
    Close-up of Blood oxygen monitor intensive care ward.
    Close-up of test tube in rack at blood bank — Stock Photo
    Close-up of test tube in rack at blood bank
    Pipette adding a solution to a sample — Stock Photo
    Pipette adding a solution to a sample
    Female scientist holding and analyzing human skull in ancient DNA laboratory. — Stock Photo
    Female scientist holding and analyzing human skull in ancient DNA laboratory.