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    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.
    Female patient undergoing patch test in allergy clinic. — Stock Photo
    Female patient undergoing patch test in allergy clinic.
    Glass slide containing human sample under light microscope for medical testing. — Stock Photo
    Glass slide containing human sample under light microscope for medical testing.
    African american senior male doctor performing nasal swab test on african american man at home. medical testing for prevention of coronavirus outbreak concept — Stock Photo
    African american senior male doctor performing nasal swab test on african american man at home. medical testing for prevention of coronavirus outbreak concept
    Coloured profile (side view) X-ray of a healthy breast. — Stock Photo
    Coloured profile (side view) X-ray of a healthy breast.
    Pipetting liquid into test tubes, close-up. — Stock Photo
    Pipetting liquid into test tubes, close-up.
    Senior woman using spirometer, measuring lung capacity and peak expiratory force. — Stock Photo
    Senior woman using spirometer, measuring lung capacity and peak expiratory force.
    Laboratory with scientific equipment to test and analyse products, drinks industry, Tasting and health and safety. — Stock Photo
    Laboratory with scientific equipment to test and analyse products, drinks industry, Tasting and health and safety.
    Scientist hand holding test tube containing solid fluorescent chemical glowing green. — Stock Photo
    Scientist hand holding test tube containing solid fluorescent chemical glowing green.
    Man having eye test with special equipment. — Stock Photo
    Man having eye test with special equipment.
    Laboratory technician holding test tubes in blood bank — Stock Photo
    Laboratory technician holding test tubes in blood bank
    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.
    Close-up of dentist drilling boy teeth in clinic. — Stock Photo
    Close-up of dentist drilling boy teeth in clinic.
    Liquid in bottles, test tubes and beakers in science laboratory classroom — Stock Photo
    Liquid in bottles, test tubes and beakers in science laboratory classroom
    Biologist hands with protective gloves holding trowel with soil above samples separated in containers. — Stock Photo
    Biologist hands with protective gloves holding trowel with soil above samples separated in containers.
    Racks of food samples in test tubes. — Stock Photo
    Racks of food samples in test tubes.
    Syringe dripping blood sample into multiwell tray. — Stock Photo
    Syringe dripping blood sample into multiwell tray.
    Male optometrist examining eye test equipment — Stock Photo
    Male optometrist examining eye test equipment
    Computer programmer testing virtual reality simulator glasses at computer in office — Stock Photo
    Computer programmer testing virtual reality simulator glasses at computer in office
    Dry marihuana flower buds in moisture measuring device with heating lamp during analysis in laboratory — Stock Photo
    Dry marihuana flower buds in moisture measuring device with heating lamp during analysis in laboratory
    Female patient undergoing auto refractometer eye examination in ophthalmology clinic. — Stock Photo
    Female patient undergoing auto refractometer eye examination in ophthalmology clinic.
    Teenage girl experimenting chemical solution in laboratory — Stock Photo
    Teenage girl experimenting chemical solution in laboratory
    Happy senior male with phoropter during eye examination looking at camera and thumb up — Stock Photo
    Happy senior male with phoropter during eye examination looking at camera and thumb up
    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
    Empty test tubes in red rack. — Stock Photo
    Empty test tubes in red rack.
    Ophthalmologist examining a woman's eyes with a slit lamp — Stock Photo
    Ophthalmologist examining a woman's eyes with a slit lamp
    Man checking blood pressure on a white background — Stock Photo
    Man checking blood pressure on a white background
    Test tubes with red liquid in rack. — Stock Photo
    Test tubes with red liquid in rack.
    Physician measuring body fat on subscapular using skinfold thickness test on male athlete. — Stock Photo
    Physician measuring body fat on subscapular using skinfold thickness test on male athlete.
    Optometry devices closeup view — Stock Photo
    Optometry devices closeup view
    Senior woman undergoing an x-ray test in hospital — Stock Photo
    Senior woman undergoing an x-ray test in hospital
    Pipette adding sample to petri dish during experiment in laboratory. — Stock Photo
    Pipette adding sample to petri dish during experiment in laboratory.
    Colorful fruits and vegetables in test tubes, studio shot. — Stock Photo
    Colorful fruits and vegetables in test tubes, studio shot.
    Scientist pipetting liquid into Eppendorf tubes. — Stock Photo
    Scientist pipetting liquid into Eppendorf tubes.
    Side view of a specialist using a digital multimeter to check the correct voltage of an electric scooter in a specialist workshop. — Stock Photo
    Side view of a specialist using a digital multimeter to check the correct voltage of an electric scooter in a specialist workshop.
    Bioarchaeologists analyzing human osteological material in laboratory. — Stock Photo
    Bioarchaeologists analyzing human osteological material in laboratory.
    Podiatrist making procedure with patient — Stock Photo
    Podiatrist making procedure with patient
    Chemist in protective glasses holding sample in pharmaceutical laboratory. — Stock Photo
    Chemist in protective glasses holding sample in pharmaceutical laboratory.
    Female scientist with test tubes researching coronavirus vaccine — Stock Photo
    Female scientist with test tubes researching coronavirus vaccine
    Optometrist adjusting the optometry equipment during study of the eyesight of a happy black woman — Stock Photo
    Optometrist adjusting the optometry equipment during study of the eyesight of a happy black woman
    Cropped unrecognizable woman hands holding a pregnancy test besides a window — Stock Photo
    Cropped unrecognizable woman hands holding a pregnancy test besides a window
    Crop unrecognizable medic using pulse oximeter on finger of patient for examining symptoms of COVID 19 in hospital — Stock Photo
    Crop unrecognizable medic using pulse oximeter on finger of patient for examining symptoms of COVID 19 in hospital
    Pipette adding a solution to a sample — Stock Photo
    Pipette adding a solution to a sample
    Cropped shot of hands of woman testing cholesterol. — Stock Photo
    Cropped shot of hands of woman testing cholesterol.
    Hands of scientist in laboratory measuring pH of soil samples by electronic pH meter. — Stock Photo
    Hands of scientist in laboratory measuring pH of soil samples by electronic pH meter.
    Scientist viewing multi well plate containing samples for testing in laboratory. — Stock Photo
    Scientist viewing multi well plate containing samples for testing in laboratory.
    Female scientist holding blood sample by microscope in laboratory. — Stock Photo
    Female scientist holding blood sample by microscope in laboratory.
    Bioarcheology scientists analyzing human skull in DNA archaeology lab. — Stock Photo
    Bioarcheology scientists analyzing human skull in DNA archaeology lab.
    Scientist hand holding micro-centrifuge tube containing biological sample. — Stock Photo
    Scientist hand holding micro-centrifuge tube containing biological sample.
    Hand of researcher holding vacutainer tube above pool of blood and syringe. — Stock Photo
    Hand of researcher holding vacutainer tube above pool of blood and syringe.
    Scientists doing experiment together in lab — Stock Photo
    Scientists doing experiment together in lab
    Female scientist holding micro tube with sample in ancient DNA laboratory for ancient DNA analysis. — Stock Photo
    Female scientist holding micro tube with sample in ancient DNA laboratory for ancient DNA analysis.
    Scientist checking a solution in test tube in lab — Stock Photo
    Scientist checking a solution in test tube in lab
    Petri dish with bacteria — Stock Photo
    Petri dish with bacteria
    Female doctor performing allergy skin prick test on little boy with mother in immunologist office. — Stock Photo
    Female doctor performing allergy skin prick test on little boy with mother in immunologist office.
    Elder man checking his arterial pressure with machine — Stock Photo
    Elder man checking his arterial pressure with machine
    Genetic research, conceptual illustration. DNA (deoxyribonucleic acid) molecule in blood sample tubes in a centrifuge. — Stock Photo
    Genetic research, conceptual illustration. DNA (deoxyribonucleic acid) molecule in blood sample tubes in a centrifuge.
    Two scientists providing research with scales in laboratory. — Stock Photo
    Two scientists providing research with scales in laboratory.
    Cut lavender flowers — Stock Photo
    Cut lavender flowers
    Team of scientists experimenting together in laboratory — Stock Photo
    Team of scientists experimenting together in laboratory