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    Female engineer in clean suit using equipment in fiber optics research and testing laboratory — Stock Photo
    Female engineer in clean suit using equipment in fiber optics research and testing laboratory
    Rack of test tubes with blood samples on blue background. — Stock Photo
    Rack of test tubes with blood samples on blue background.
    Senior woman doing a DNA test at home. — Stock Photo
    Senior woman doing a DNA test at home.
    Researcher hand holding vacutainer tube in front of yellow tray. — Stock Photo
    Researcher hand holding vacutainer tube in front of yellow tray.
    Side view of professional doctors in protective masks and uniforms checking equipment before operation in modern hospital during epidemic — Stock Photo
    Side view of professional doctors in protective masks and uniforms checking equipment before operation in modern hospital during epidemic
    Glass phials in laboratory rack, close-up. — Stock Photo
    Glass phials in laboratory rack, close-up.
    Young asian college students studying together — Stock Photo
    Young asian college students studying together
    Close-up of a hand holding a compass — Stock Photo
    Close-up of a hand holding a compass
    Female agronomist measuring soil temperature with thermometer in field. — Stock Photo
    Female agronomist measuring soil temperature with thermometer in field.
    Modern vision test equipment and chair against white wall in optician office in clinic — Stock Photo
    Modern vision test equipment and chair against white wall in optician office in clinic
    Closeup view of empty laboratory beakers in drawer — Stock Photo
    Closeup view of empty laboratory beakers in drawer
    Scientist analyzing a sample at lab — Stock Photo
    Scientist analyzing a sample at lab
    DNA samples, autoradiogram and forensic evidence bag on blue background. — Stock Photo
    DNA samples, autoradiogram and forensic evidence bag on blue background.
    Optician using slit lamp for eye examination preteen girl. — Stock Photo
    Optician using slit lamp for eye examination preteen girl.
    Female patient receiving a ultrasound scan on the stomach in hospital — Stock Photo
    Female patient receiving a ultrasound scan on the stomach in hospital
    Scientist using pipette while experiment — Stock Photo
    Scientist using pipette while experiment
    Side view of concentrated skilled male mechanic using multimeter while testing battery of electric scooter in workshop — Stock Photo
    Side view of concentrated skilled male mechanic using multimeter while testing battery of electric scooter in workshop
    Female doctor holding tube with blood sample. — Stock Photo
    Female doctor holding tube with blood sample.
    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)
    Close-up of laboratory technician holding tube with blood sample in gloved hand. — Stock Photo
    Close-up of laboratory technician holding tube with blood sample in gloved hand.
    Elementary age boy in ophthalmology glasses while eye examination in clinic. — Stock Photo
    Elementary age boy in ophthalmology glasses while eye examination in clinic.
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    Hands of physical therapist performing skinfold test to measuring teenage boy body fat. — Stock Photo
    Hands of physical therapist performing skinfold test to measuring teenage boy body fat.
    Radiographers taking computed tomography scan of patient. — Stock Photo
    Radiographers taking computed tomography scan of patient.
    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.
    Eye test equipment in a laboratory — Stock Photo
    Eye test equipment in a laboratory
    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.
    Pregnant woman receiving a ultrasound scan on the stomach in hospital — Stock Photo
    Pregnant woman receiving a ultrasound scan on the stomach in hospital
    Lab chemist collecting a small amount of liquid with a dropper — Stock Photo
    Lab chemist collecting a small amount of liquid with a dropper
    Microbiologist taking bacterial sample on microscope slide. — Stock Photo
    Microbiologist taking bacterial sample on microscope slide.
    From above screen on device in hand in blue gloves of crop person looking for results of experiment — Stock Photo
    From above screen on device in hand in blue gloves of crop person looking for results of experiment
    Optometry devices closeup view — Stock Photo
    Optometry devices closeup view
    Learning, education and school concept. Young woman and man studying for a test or an exam. Tutor books with friends. Young students campus helps friend catching up and learning. — Stock Photo
    Learning, education and school concept. Young woman and man studying for a test or an exam. Tutor books with friends. Young students campus helps friend catching up and learning.
    Water department engineer standing in chemical treatment room — Stock Photo
    Water department engineer standing in chemical treatment room
    Female doctor preparing doses of vaccine against covid19 — Stock Photo
    Female doctor preparing doses of vaccine against covid19
    Angiogram examination in clinic — Stock Photo
    Angiogram examination in clinic
    Laboratory technician analyzing chemical solution in blood bank — Stock Photo
    Laboratory technician analyzing chemical solution in blood bank
    Urine sample and diagnostic dipstick on surgical tray. — Stock Photo
    Urine sample and diagnostic dipstick on surgical tray.
    Close up male scientist with test tube studying coronavirus vaccine — Stock Photo
    Close up male scientist with test tube studying coronavirus vaccine
    Asian family with kid testing car at showroom — Stock Photo
    Asian family with kid testing car at showroom
    Pharmaceutical scientist hands holding laboratory glass filled with colorful pills. — Stock Photo
    Pharmaceutical scientist hands holding laboratory glass filled with colorful pills.
    Male quality control specialist in sterile mask studying alcoholic liquid at table against professional equipment in factory — Stock Photo
    Male quality control specialist in sterile mask studying alcoholic liquid at table against professional equipment in factory
    Optician testing a girl's eyes with optometry devices — Stock Photo
    Optician testing a girl's eyes with optometry devices
    Mid section of laboratory technician analyzing chemical solution — Stock Photo
    Mid section of laboratory technician analyzing chemical solution
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    Ophthalmologist examining a womans eyes with a phoropter — Stock Photo
    Ophthalmologist examining a womans eyes with a phoropter
    Professor watching college students taking test in classroom — Stock Photo
    Professor watching college students taking test in classroom
    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
    Ophthalmologist counseling patient regarding her eye condition — Stock Photo
    Ophthalmologist counseling patient regarding her eye condition
    University student doing experiment on microscope in laboratory at college — Stock Photo
    University student doing experiment on microscope in laboratory at college
    Laboratory technician analyzing chemical solution in blood bank — Stock Photo
    Laboratory technician analyzing chemical solution in blood bank
    Black women and man in uniform discussing data on computer while working in contemporary laboratory together — Stock Photo
    Black women and man in uniform discussing data on computer while working in contemporary laboratory together
    Car dealer helping woman with test drive — Stock Photo
    Car dealer helping woman with test drive
    DNA home test kit. — Stock Photo
    DNA home test kit.
    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 of beaker, test tube rack and clipboard on table — Stock Photo
    Close-up of beaker, test tube rack and clipboard on table
    Close-up of test tube in rack at blood bank — Stock Photo
    Close-up of test tube in rack at blood bank
    Closeup view of scientist analyzing bacterial colonies — Stock Photo
    Closeup view of scientist analyzing bacterial colonies
    Attentive university student doing a chemical experiment in laboratory — Stock Photo
    Attentive university student doing a chemical experiment in laboratory
    Doctors talking to patient before mri scanning test at hospital — Stock Photo
    Doctors talking to patient before mri scanning test at hospital