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    Forensics expert collecting blood sample from crime scene. — Stock Photo
    Forensics expert collecting blood sample from crime scene.
    Test tubes with urine samples for analysis, studio shot. — Stock Photo
    Test tubes with urine samples for analysis, studio shot.
    Crop unrecognizable physical therapist in sterile gloves inserting needle electrode into back skin of woman in hospital — Stock Photo
    Crop unrecognizable physical therapist in sterile gloves inserting needle electrode into back skin of woman in hospital
    From above of crop unrecognizable medic in uniform preparing patient with tourniquet for intravenous procedure in hospital — Stock Photo
    From above of crop unrecognizable medic in uniform preparing patient with tourniquet for intravenous procedure in hospital
    Bearded elderly male in eye test glasses sitting in modern clinic before vision examination and looking at camera — Stock Photo
    Bearded elderly male in eye test glasses sitting in modern clinic before vision examination and looking at camera
    Close-up of scientist hand holding PCR multiwell plate. — Stock Photo
    Close-up of scientist hand holding PCR multiwell plate.
    Scientist pipetting sample in microcentrifuge tube for chemical analysis. — Stock Photo
    Scientist pipetting sample in microcentrifuge tube for chemical analysis.
    Side view of woman in medical uniform and mask using modern microscope to examine human cells while working in lab of modern clinic — Stock Photo
    Side view of woman in medical uniform and mask using modern microscope to examine human cells while working in lab of modern clinic
    Laboratory technician using laptop in blood bank — Stock Photo
    Laboratory technician using laptop in blood bank
    Doctors examining boy teeth in dental clinic with mouth mirror. — Stock Photo
    Doctors examining boy teeth in dental clinic with mouth mirror.
    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.
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    Athlete riding an exercise bike — Stock Photo
    Athlete riding an exercise bike
    Female medical specialist in protective uniform, latex gloves and face mask doing nasal swab test with cotton bud on African American female patient in clinic during coronavirus outbreak — Stock Photo
    Female medical specialist in protective uniform, latex gloves and face mask doing nasal swab test with cotton bud on African American female patient in clinic during coronavirus outbreak
    Close-up shot of surgeon in operating room at work — Stock Photo
    Close-up shot of surgeon in operating room at work
    Bioarcheology scientists analyzing human skull in DNA archaeology lab. — Stock Photo
    Bioarcheology scientists analyzing human skull in DNA archaeology lab.
    Aged male in headphones and mask sitting in room with doctor conducting audiological diagnostic of hearing — Stock Photo
    Aged male in headphones and mask sitting in room with doctor conducting audiological diagnostic of hearing
    Mid section of scientist analyzing a sample at lab — Stock Photo
    Mid section of scientist analyzing a sample at lab
    Microorganisms culture growing in petri dish, full frame. — Stock Photo
    Microorganisms culture growing in petri dish, full frame.
    Man testing temperature of beer in wort while making beer at home brewery — Stock Photo
    Man testing temperature of beer in wort while making beer at home brewery
    Closeup view of scientist analyzing bacterial colonies — Stock Photo
    Closeup view of scientist analyzing bacterial colonies
    Close-up of IV drip of patient in intensive care ward. — Stock Photo
    Close-up of IV drip of patient in intensive care ward.
    Woman dipping her hand in a river, Bulgaria — Stock Photo
    Woman dipping her hand in a river, Bulgaria
    Optician testing senior man eyesight. — Stock Photo
    Optician testing senior man eyesight.
    Medium tray with cells and DNA autoradiogram for scientific research. — Stock Photo
    Medium tray with cells and DNA autoradiogram for scientific research.
    Young asian college students throwing paper in the air — Stock Photo
    Young asian college students throwing paper in the air
    Close-up of blood sample in tube and syringe. — Stock Photo
    Close-up of blood sample in tube and syringe.
    Bacterial colonies on agar plates — Stock Photo
    Bacterial colonies on agar plates
    Attentive university students doing a chemical experiment in laboratory — Stock Photo
    Attentive university students doing a chemical experiment in laboratory
    Female scientist holding microscope slide with blood sample. — Stock Photo
    Female scientist holding microscope slide with blood sample.
    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.
    Close-up of test tube in rack at blood bank — Stock Photo
    Close-up of test tube in rack at blood bank
    Water department technician installing a snow stake — Stock Photo
    Water department technician installing a snow stake
    Doctors using x-ray machine to examining patient in hospital — Stock Photo
    Doctors using x-ray machine to examining patient in hospital
    Blood test kit and and analysis results — Stock Photo
    Blood test kit and and analysis results
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    Close up scientist in rubber gloves placing specimen in centrifuge — Stock Photo
    Close up scientist in rubber gloves placing specimen in centrifuge
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    Scientist hands holding urine sample in container and chart, studio shot. — Stock Photo
    Scientist hands holding urine sample in container and chart, studio shot.
    A vial of the Coronavirus vaccine and syringe on a table in a clinic — Stock Photo
    A vial of the Coronavirus vaccine and syringe on a table in a clinic
    Laboratory assistant holding medical samples in rack, mid section. — Stock Photo
    Laboratory assistant holding medical samples in rack, mid section.
    Pipette over medical samples in box. — Stock Photo
    Pipette over medical samples in box.
    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.
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    Teenage girl experimenting chemical solution in laboratory — Stock Photo
    Teenage girl experimenting chemical solution in laboratory
    Dentist observing an x-ray before operating — Stock Photo
    Dentist observing an x-ray before operating
    Cropped view of hands holding litmus paper in test-tube — Stock Photo
    Cropped view of hands holding litmus paper in test-tube
    Petri dishes with blood agar stacked on blue background. — Stock Photo
    Petri dishes with blood agar stacked on blue background.
    Smiling male science teacher helping girl students conducting scientific experiment at microscope in laboratory — Stock Photo
    Smiling male science teacher helping girl students conducting scientific experiment at microscope in laboratory
    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
    Fluid pouring into laboratory glassware. — Stock Photo
    Fluid pouring into laboratory glassware.
    Blood samples in microcentrifuge tube strip for genetic analysis. — Stock Photo
    Blood samples in microcentrifuge tube strip for genetic analysis.
    Woman using a glucometer to take a blood glucose reading. — Stock Photo
    Woman using a glucometer to take a blood glucose reading.
    Male science teacher and students conducting scientific experiment in laboratory classroom — Stock Photo
    Male science teacher and students conducting scientific experiment in laboratory classroom
    Colorful Eppendorf tubes in rack on white background. — Stock Photo
    Colorful Eppendorf tubes in rack on white background.
    Scientist pouring chemical solution on conical flask from bottle in lab — Stock Photo
    Scientist pouring chemical solution on conical flask from bottle in lab
    Elder man checking his arterial pressure with machine — Stock Photo
    Elder man checking his arterial pressure with machine
    Tests on desks in empty classroom interior — Stock Photo
    Tests on desks in empty classroom interior
    Close-up of pipetting sample into multiwell plate for analysis in laboratory. — Stock Photo
    Close-up of pipetting sample into multiwell plate for analysis in laboratory.
    Pregnancy test showing positive result and calendar. — Stock Photo
    Pregnancy test showing positive result and calendar.