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    Ophthalmologist helping boy wearing glasses while eye examination in clinic. — Stock Photo
    Ophthalmologist helping boy wearing glasses while eye examination in clinic.
    Scientist closing lid of vial while laboratory testing. — Stock Photo
    Scientist closing lid of vial while laboratory testing.
    Technician operating machine at industrial meat factory — Stock Photo
    Technician operating machine at industrial meat factory
    Still life of microscope on laboratory bench. — Stock Photo
    Still life of microscope on laboratory bench.
    Machine for automated analysis of donated blood. — Stock Photo
    Machine for automated analysis of donated blood.
    Test tubes with urine samples for analysis on white background, studio shot. — Stock Photo
    Test tubes with urine samples for analysis on white background, studio shot.
    Urine sample in tube on surgical tray. — Stock Photo
    Urine sample in tube on surgical tray.
    Close-up of multichannel pipette with green liquid on multiwell plate in laboratory. — Stock Photo
    Close-up of multichannel pipette with green liquid on multiwell plate in laboratory.
    Ophthalmologist examining female patient with slit lamp in clinic. — Stock Photo
    Ophthalmologist examining female patient with slit lamp in clinic.
    Mother helping son test blood sugar — Stock Photo
    Mother helping son test blood sugar
    Man testing VR glasses on dark background — Stock Photo
    Man testing VR glasses on dark background
    Patient undergoing skin prick test in allergy clinic. — Stock Photo
    Patient undergoing skin prick test in allergy clinic.
    Blood samples — Stock Photo
    Blood samples
    Test tubes with urine samples for analysis, studio shot. — Stock Photo
    Test tubes with urine samples for analysis, studio shot.
    Cropped view of hands holding litmus paper in test-tube — Stock Photo
    Cropped view of hands holding litmus paper in test-tube
    Blood sample awaiting testing in laboratory, close-up with selective focus. — Stock Photo
    Blood sample awaiting testing in laboratory, close-up with selective focus.
    Urine sample in container for analysis, studio shot. — Stock Photo
    Urine sample in container for analysis, studio shot.
    Forensic DNA autoradiogram — Stock Photo
    Forensic DNA autoradiogram
    Ophthalmologist helping boy wearing glasses while eye examination in clinic. — Stock Photo
    Ophthalmologist helping boy wearing glasses while eye examination in clinic.
    Medical samples — Stock Photo
    Medical samples
    Forensic DNA autoradiogram — Stock Photo
    Forensic DNA autoradiogram
    Male adult engineer in water treatment plant — Stock Photo
    Male adult engineer in water treatment plant
    Microbiologist taking bacterial sample on microscope slide. — Stock Photo
    Microbiologist taking bacterial sample on microscope slide.
    Ophthalmologist examining patient with slit lamp and magnifying lens. — Stock Photo
    Ophthalmologist examining patient with slit lamp and magnifying lens.
    Portrait of butcher operating machine at meat factory — Stock Photo
    Portrait of butcher operating machine at meat factory
    Elementary age boy undergoing sight examination with slit lamp in ophthalmology clinic. — Stock Photo
    Elementary age boy undergoing sight examination with slit lamp in ophthalmology clinic.
    Close-up of technician examining machine at factory — Stock Photo
    Close-up of technician examining machine at factory
    Pharmaceutical research. Potential new medicines and vaccines on electron micrograph of virus — Stock Photo
    Pharmaceutical research. Potential new medicines and vaccines on electron micrograph of virus
    Agronomy technician pouring water in soil samples. — Stock Photo
    Agronomy technician pouring water in soil samples.
    Engineer testing solar panel at power plant — Stock Photo
    Engineer testing solar panel at power plant
    Close-up of hands of mature woman testing blood glucose with finger prick test. — Stock Photo
    Close-up of hands of mature woman testing blood glucose with finger prick test.
    Close-up of tube and syringe in hematology laboratory with scientist in background. — Stock Photo
    Close-up of tube and syringe in hematology laboratory with scientist in background.
    Side view of male worker working in glass factory — Stock Photo
    Side view of male worker working in glass factory
    Blood samples in test tubes — Stock Photo
    Blood samples in test tubes
    Back view of woman during medical diagnosis of breast in modern clinic — Stock Photo
    Back view of woman during medical diagnosis of breast in modern clinic
    Man testing VR glasses on dark background — Stock Photo
    Man testing VR glasses on dark background
    Modern digital mammography unit at clinic — Stock Photo
    Modern digital mammography unit at clinic
    Female biologist pouring water into test tube with dissolved samples of soil in laboratory. — Stock Photo
    Female biologist pouring water into test tube with dissolved samples of soil in laboratory.
    Scientists holding multiwell plate with chemical solution for analytical testing in laboratory. — Stock Photo
    Scientists holding multiwell plate with chemical solution for analytical testing in laboratory.
    Mature woman testing blood pressure with machine. — Stock Photo
    Mature woman testing blood pressure with machine.
    Vials with red and blue liquids. — Stock Photo
    Vials with red and blue liquids.
    Close-up of multichannel pipette with green liquid pipetting into multiwell plate in laboratory. — Stock Photo
    Close-up of multichannel pipette with green liquid pipetting into multiwell plate in laboratory.
    Forensic evidence collection with knife for DNA forensic test. — Stock Photo
    Forensic evidence collection with knife for DNA forensic test.
    Close-up of examination of soil samples in agricultural laboratory. — Stock Photo
    Close-up of examination of soil samples in agricultural laboratory.
    Cell-based testing kit in bioengineering laboratory. — Stock Photo
    Cell-based testing kit in bioengineering laboratory.
    Close-up of sample tubes in rack. — Stock Photo
    Close-up of sample tubes in rack.
    Technician writing on clipboard at industrial factory — Stock Photo
    Technician writing on clipboard at industrial factory
    Male coffee roaster smelling, testing coffee — Stock Photo
    Male coffee roaster smelling, testing coffee
    Female patient undergoing auto refractometer eye examination in ophthalmology clinic. — Stock Photo
    Female patient undergoing auto refractometer eye examination in ophthalmology clinic.
    Hands in gloves of female scientist in laboratory shaking glass flask with dissolved samples of soil. — Stock Photo
    Hands in gloves of female scientist in laboratory shaking glass flask with dissolved samples of soil.
    Female scientist in laboratory looking at glass flask with dissolved samples of soil. — Stock Photo
    Female scientist in laboratory looking at glass flask with dissolved samples of soil.
    Elementary age boy in ophthalmology glasses while eye examination in clinic. — Stock Photo
    Elementary age boy in ophthalmology glasses while eye examination in clinic.
    Blood samples in test tubes — Stock Photo
    Blood samples in test tubes
    Female patient undergoing patch test in allergy clinic. — Stock Photo
    Female patient undergoing patch test in allergy clinic.
    Scientist holding petri dish and swab. — Stock Photo
    Scientist holding petri dish and swab.
    Lab technician recording data from sample test — Stock Photo
    Lab technician recording data from sample test
    Female patient beside digital mammography unit — Stock Photo
    Female patient beside digital mammography unit
    Researcher preparing samples of donated blood for analysis. — Stock Photo
    Researcher preparing samples of donated blood for analysis.
    Athlete in oxygen mask riding exercise bike with measuring of oxygen consumption. — Stock Photo
    Athlete in oxygen mask riding exercise bike with measuring of oxygen consumption.
    Scientist preparing chemical liquid in laboratory flask. — Stock Photo
    Scientist preparing chemical liquid in laboratory flask.