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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 holding DNA sample in tube with autoradiograph on DNA gel. — Stock Photo
    Scientist holding DNA sample in tube with autoradiograph on DNA gel.
    Computer programmers testing virtual reality simulator glasses in office — Stock Photo
    Computer programmers testing virtual reality simulator glasses in office
    Various food produce in test tubes, studio shot. — Stock Photo
    Various food produce in test tubes, studio shot.
    Schoolchildren in school uniform discussing test results at school yard — Stock Photo
    Schoolchildren in school uniform discussing test results at school yard
    Bacterial colonies on agar plates — Stock Photo
    Bacterial colonies on agar plates
    Anonymous African American male in uniform with stethoscope showing blurred vaccine in hand in hospital — Stock Photo
    Anonymous African American male in uniform with stethoscope showing blurred vaccine in hand in hospital
    Group of laboratory test tubes. — Stock Photo
    Group of laboratory test tubes.
    Scientist working with equipment at laboratory — Stock Photo
    Scientist working with equipment at laboratory
    Close-up view of medical syringes with blood sample. — Stock Photo
    Close-up view of medical syringes with blood sample.
    Crop faceless laboratory worker in protective latex gloves opening door of enclosed biosafety facility while working in modern equipped lab — Stock Photo
    Crop faceless laboratory worker in protective latex gloves opening door of enclosed biosafety facility while working in modern equipped lab
    Female researcher analyzing samples with microscope in the laboratory — Stock Photo
    Female researcher analyzing samples with microscope in the laboratory
    Urine samples for analysis and test strip, studio shot. — Stock Photo
    Urine samples for analysis and test strip, studio shot.
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing. — Stock Photo
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing.
    Podiatrist examining and treating patient — Stock Photo
    Podiatrist examining and treating patient
    Close-up of test tube in rack at blood bank — Stock Photo
    Close-up of test tube in rack at blood bank
    Female doctor testing urine with stick, close-up. — Stock Photo
    Female doctor testing urine with stick, close-up.
    Water department technician reinstalling caps on fire hydrant — Stock Photo
    Water department technician reinstalling caps on fire hydrant
    Bacterial colonies on agar plate. — Stock Photo
    Bacterial colonies on agar plate.
    Blood samples in test tubes — Stock Photo
    Blood samples in test tubes
    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
    From above anonymous medical practitioner using injector to fill well plate with red liquid during work in modern laboratory of clinic — Stock Photo
    From above anonymous medical practitioner using injector to fill well plate with red liquid during work in modern laboratory of clinic
    Pipette and petri dishes for blood testing. — Stock Photo
    Pipette and petri dishes for blood testing.
    Close up of metallic machinery in lab — Stock Photo
    Close up of metallic machinery in lab
    Boy having eye test with special equipment. — Stock Photo
    Boy having eye test with special equipment.
    Tangled computer server cords in server room — Stock Photo
    Tangled computer server cords in server room
    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
    Grains and carbohydrates in test tubes. — Stock Photo
    Grains and carbohydrates in test tubes.
    Serious male worker examining juice in factory — Stock Photo
    Serious male worker examining juice in factory
    Unrecognizable serious black male scientist in medical robe and mask demonstrating blood sample in test tube while having video call on laptop in clinic — Stock Photo
    Unrecognizable serious black male scientist in medical robe and mask demonstrating blood sample in test tube while having video call on laptop in clinic
    Female researcher studying DNA autoradiogram. — Stock Photo
    Female researcher studying DNA autoradiogram.
    Hand of university student doing a chemical experiment in laboratory — Stock Photo
    Hand of university student doing a chemical experiment in laboratory
    From above pregnant female inspecting sonogram picture while sitting in a chair in ward of modern fertility clinic — Stock Photo
    From above pregnant female inspecting sonogram picture while sitting in a chair in ward of modern fertility clinic
    African American male in uniform with stethoscope showing blurred vaccine in hand in hospital — Stock Photo
    African American male in uniform with stethoscope showing blurred vaccine in hand in hospital
    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
    Side view of female medical practitioner using computer during work in laboratory of modern hospital — Stock Photo
    Side view of female medical practitioner using computer during work in laboratory of modern hospital
    Students examining liquids in test tube rack, conducting scientific experiment in laboratory classroom — Stock Photo
    Students examining liquids in test tube rack, conducting scientific experiment in laboratory classroom
    From above of tweezers and glass flasks with plants arranged in rows on white table for biotechnological experiments — Stock Photo
    From above of tweezers and glass flasks with plants arranged in rows on white table for biotechnological experiments
    Paramedic wearing personal protective equipment PPE holding folder sta — Stock Photo
    Paramedic wearing personal protective equipment PPE holding folder sta
    Female medic in mask and gloves holding tube with blood sample in modern lab in clinic — Stock Photo
    Female medic in mask and gloves holding tube with blood sample in modern lab in clinic
    DNA testing using saliva sample. — Stock Photo
    DNA testing using saliva sample.
    Doctor reading the results of blood test while holding blood sample. — Stock Photo
    Doctor reading the results of blood test while holding blood sample.
    Lab technician adding liquid to graduated cylinder — Stock Photo
    Lab technician adding liquid to graduated cylinder
    Portrait of smiling doctor standing in x-ray room at hospital — Stock Photo
    Portrait of smiling doctor standing in x-ray room at hospital
    Hands of an unrecognizable female doctor holding a coronavirus vaccine vial — Stock Photo
    Hands of an unrecognizable female doctor holding a coronavirus vaccine vial
    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.
    PCR micro tube strip with red liquid. — Stock Photo
    PCR micro tube strip with red liquid.
    Crop concentrated female scientist in white robe and gloves conducting chemical experiment with substance and syringe while working in modern laboratory — Stock Photo
    Crop concentrated female scientist in white robe and gloves conducting chemical experiment with substance and syringe while working in modern laboratory
    Girl student conducting scientific experiment in laboratory classroom — Stock Photo
    Girl student conducting scientific experiment in laboratory classroom
    Urine sample container on toilet in bathroom, studio shot. — Stock Photo
    Urine sample container on toilet in bathroom, studio shot.
    Podiatrist examining and treating patient — Stock Photo
    Podiatrist examining and treating patient
    Cropped unrecognizable expert person in lab coat gloves examining samples through powerful microscope lenses while working in modern equipped laboratory — Stock Photo
    Cropped unrecognizable expert person in lab coat gloves examining samples through powerful microscope lenses while working in modern equipped laboratory
    Technician holding urine sample for testing in laboratory. — Stock Photo
    Technician holding urine sample for testing in laboratory.
    Female microbiologist pipetting into petri dishes in laboratory. — Stock Photo
    Female microbiologist pipetting into petri dishes in laboratory.
    Forensics expert collecting blood sample from crime scene. — Stock Photo
    Forensics expert collecting blood sample from crime scene.
    Elder man checking his arterial pressure with machine — Stock Photo
    Elder man checking his arterial pressure with machine
    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.
    Doctor with oximeter examining little patient — Stock Photo
    Doctor with oximeter examining little patient
    Female patient receiving a ultrasound scan on the stomach in hospital — Stock Photo
    Female patient receiving a ultrasound scan on the stomach in hospital
    Computer programmers testing virtual reality simulator glasses in office — Stock Photo
    Computer programmers testing virtual reality simulator glasses in office