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    Close-up view of medical sample with genetic test results. — Stock Photo
    Close-up view of medical sample with genetic test results.
    Scared boy looking at dental drill in dentist hand. — Stock Photo
    Scared boy looking at dental drill in dentist hand.
    Male scientist doing medical testing of sample under microscope. — Stock Photo
    Male scientist doing medical testing of sample under microscope.
    Female medical specialist in protective uniform, latex gloves and face mask doing nasal coronavirus test on African American mature woman patient in clinic during virus outbreak — Stock Photo
    Female medical specialist in protective uniform, latex gloves and face mask doing nasal coronavirus test on African American mature woman patient in clinic during virus outbreak
    Medical testing microscopes and equipment in laboratory. — Stock Photo
    Medical testing microscopes and equipment in laboratory.
    Close-up of a doctor performing a PCR test on a young boy — Stock Photo
    Close-up of a doctor performing a PCR test on a young boy
    Mother helping son test blood sugar — Stock Photo
    Mother helping son test blood sugar
    Mature doctor testing heart of male athlete on treadmill. — Stock Photo
    Mature doctor testing heart of male athlete on treadmill.
    Close-up of vital signs of patient on monitor in intensive care ward. — Stock Photo
    Close-up of vital signs of patient on monitor in intensive care ward.
    Mature doctor testing heart of male athlete on treadmill. — Stock Photo
    Mature doctor testing heart of male athlete on treadmill.
    Woman's hand holding a positive pregnancy test — Stock Photo
    Woman's hand holding a positive pregnancy test
    Preteen boy undergoing lung function test with female nurse. — Stock Photo
    Preteen boy undergoing lung function test with female nurse.
    Close-up of IV drip of patient in intensive care ward. — Stock Photo
    Close-up of IV drip of patient in intensive care ward.
    Close-up of vital signs of patient on monitor in intensive care ward. — Stock Photo
    Close-up of vital signs of patient on monitor in intensive care ward.
    Close-up of pulse oximeter on patient hand. — Stock Photo
    Close-up of pulse oximeter on patient hand.
    Female medical specialist in protective uniform, latex gloves and face mask doing nasal coronavirus test on African American mature woman patient in clinic during virus outbreak — Stock Photo
    Female medical specialist in protective uniform, latex gloves and face mask doing nasal coronavirus test on African American mature woman patient in clinic during virus outbreak
    Doctor adjusting electroencephalography equipment on mature patient. — Stock Photo
    Doctor adjusting electroencephalography equipment on mature patient.
    Doctor examining boy teeth in dental clinic. — Stock Photo
    Doctor examining boy teeth in dental clinic.
    Woman checking her insulin levels before eating a cake — Stock Photo
    Woman checking her insulin levels before eating a cake
    Female doctor taking care of patient in intensive care ward. — Stock Photo
    Female doctor taking care of patient in intensive care ward.
    Close-up of a doctor putting a PCR test swab into a tube — Stock Photo
    Close-up of a doctor putting a PCR test swab into a tube
    Doctor adjusting electroencephalography equipment on mature patient. — Stock Photo
    Doctor adjusting electroencephalography equipment on mature patient.
    Little boy coloring shapes with colorful pens for developmental psychology test in psychologist office. — Stock Photo
    Little boy coloring shapes with colorful pens for developmental psychology test in psychologist office.
    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
    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.
    Female doctor preparing the vaccine for covid19 — Stock Photo
    Female doctor preparing the vaccine for covid19
    Glass phials in laboratory rack, close-up. — Stock Photo
    Glass phials in laboratory rack, close-up.
    Scientist in clean suit researching coronavirus in laboratory — Stock Photo
    Scientist in clean suit researching coronavirus in laboratory
    Three blue single-use masks for virus protection on yellow background — Stock Photo
    Three blue single-use masks for virus protection on yellow background
    Scientist experimenting with cultures in petri dishes with biohazard warning in microbiology lab. — Stock Photo
    Scientist experimenting with cultures in petri dishes with biohazard warning in microbiology lab.
    Scientist pipetting sample in microcentrifuge tube for chemical analysis. — Stock Photo
    Scientist pipetting sample in microcentrifuge tube for chemical analysis.
    Crop ophthalmologist putting on eye test glasses on face of elderly patient for vision diagnostics in clinic — Stock Photo
    Crop ophthalmologist putting on eye test glasses on face of elderly patient for vision diagnostics in clinic
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    Scientist checking a solution in conical flask in lab — Stock Photo
    Scientist checking a solution in conical flask in lab
    Hands of an unrecognizable female doctor holding a coronavirus vaccine vial — Stock Photo
    Hands of an unrecognizable female doctor holding a coronavirus vaccine vial
    Female hands testing blood sample — Stock Photo
    Female hands testing blood sample
    Patient having electrodes attached to legs by physician for electromyography nerve conduction test. — Stock Photo
    Patient having electrodes attached to legs by physician for electromyography nerve conduction test.
    Close-up of petri dishes and dropping pipette for genetic research. — Stock Photo
    Close-up of petri dishes and dropping pipette for genetic research.
    Female patient at eye examination in ophthalmology clinic. — Stock Photo
    Female patient at eye examination in ophthalmology clinic.
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    Middle-aged woman on an open MRI machine waiting for the test to begin — Stock Photo
    Middle-aged woman on an open MRI machine waiting for the test to begin
    Biologist with protective gloves performing a coronavirus test on a person in a car — Stock Photo
    Biologist with protective gloves performing a coronavirus test on a person in a car
    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
    Technician holding urine sample for testing in laboratory. — Stock Photo
    Technician holding urine sample for testing in laboratory.
    Female patient undergoing auto refractometer eye examination in ophthalmology clinic. — Stock Photo
    Female patient undergoing auto refractometer eye examination in ophthalmology clinic.
    Close-up of female hand holding clipboard with pen and stopwatch — Stock Photo
    Close-up of female hand holding clipboard with pen and stopwatch
    Bacterial colonies on agar plates — Stock Photo
    Bacterial colonies on agar plates
    Researcher using a light microscope for studying tube containing blood sample. — Stock Photo
    Researcher using a light microscope for studying tube containing blood sample.
    Podiatrist examining and treating patient — Stock Photo
    Podiatrist examining and treating patient
    Cropped shot of female doctor holding medical breath mask — Stock Photo
    Cropped shot of female doctor holding medical breath mask
    Female scientist working with test tube. — Stock Photo
    Female scientist working with test tube.
    Scientist analyzing a sample in a test tube at lab — Stock Photo
    Scientist analyzing a sample in a test tube at lab
    Female radiologist studying CT scans on monitors. — Stock Photo
    Female radiologist studying CT scans on monitors.
    Scientists writing note on glass wall at lab — Stock Photo
    Scientists writing note on glass wall at lab
    Wheat grains and corn in containers with laboratory equipment for food research. — Stock Photo
    Wheat grains and corn in containers with laboratory equipment for food research.
    Woman getting eye exam with a phoropter in clinic — Stock Photo
    Woman getting eye exam with a phoropter in clinic
    Blood agar in Petri dish on blue background. — Stock Photo
    Blood agar in Petri dish on blue background.
    Female scientist working with test tube — Stock Photo
    Female scientist working with test tube
    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.
    Bacterial colonies on agar plate. — Stock Photo
    Bacterial colonies on agar plate.