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    Male scientist in clean suit studying vial in laboratory — Stock Photo
    Male scientist in clean suit studying vial in laboratory
    Laboratory technician using refrigerated centrifuge machine in blood bank — Stock Photo
    Laboratory technician using refrigerated centrifuge machine in blood bank
    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
    Male optometrist examining eye test equipment — Stock Photo
    Male optometrist examining eye test equipment
    Close-up of green chemical sample in glass phial. — Stock Photo
    Close-up of green chemical sample in glass phial.
    Optician using slit lamp for eye examination preteen girl. — Stock Photo
    Optician using slit lamp for eye examination preteen girl.
    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
    Vials of blood in laboratory centrifuge testing for coronavirus infection, conceptual digital illustration. — Stock Photo
    Vials of blood in laboratory centrifuge testing for coronavirus infection, conceptual digital illustration.
    Close-up shot of surgeon working with robot in operation room — Stock Photo
    Close-up shot of surgeon working with robot in operation room
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    Closeup view of scientist analyzing bacterial colonies — Stock Photo
    Closeup view of scientist analyzing bacterial colonies
    Senior man with diabetes using blood glucose meter on finger — Stock Photo
    Senior man with diabetes using blood glucose meter on finger
    Close-up of multichannel pipette with green liquid pipetting into multiwell plate in laboratory. — Stock Photo
    Close-up of multichannel pipette with green liquid pipetting into multiwell plate in laboratory.
    Lab assistant using multi pipette and multiwell. — Stock Photo
    Lab assistant using multi pipette and multiwell.
    Physical therapist performing skinfold test to measuring teenage boy body fat. — Stock Photo
    Physical therapist performing skinfold test to measuring teenage boy body fat.
    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
    Young female doctor standing in front of healthcare facility, wearing protective face mask and PPE equipment, holding medical patient clipboard, COVID-19 pandemic crisis — Stock Photo
    Young female doctor standing in front of healthcare facility, wearing protective face mask and PPE equipment, holding medical patient clipboard, COVID-19 pandemic crisis
    Plastic test tubes with green lids in rack. — Stock Photo
    Plastic test tubes with green lids in rack.
    Laboratory technician holding test tubes in blood bank — Stock Photo
    Laboratory technician holding test tubes in blood bank
    Close-up of hands of mature woman testing blood glucose with finger prick test. — Stock Photo
    Close-up of hands of mature woman testing blood glucose with finger prick test.
    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
    Close-up of doctor holding prepared antibodies syringe. — Stock Photo
    Close-up of doctor holding prepared antibodies syringe.
    Researcher hand holding vacutainer tube in front of yellow tray. — Stock Photo
    Researcher hand holding vacutainer tube in front of yellow tray.
    High angle of crop anonymous medic taking blood test of patient with medical device in clinic — Stock Photo
    High angle of crop anonymous medic taking blood test of patient with medical device in clinic
    Pipette and petri dishes for blood testing. — Stock Photo
    Pipette and petri dishes for blood testing.
    Blood samples in test tubes — Stock Photo
    Blood samples in test tubes
    Cropped shot of female doctor holding medical breath mask — Stock Photo
    Cropped shot of female doctor holding medical breath mask
    Examining bacterial sample under microscope. — Stock Photo
    Examining bacterial sample under microscope.
    Researcher in white costume writing on tablet at laboratory. — Stock Photo
    Researcher in white costume writing on tablet at laboratory.
    Gloved hand of laboratory assistant staking growth in petri dish, close-up. — Stock Photo
    Gloved hand of laboratory assistant staking growth in petri dish, close-up.
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    Optician adjusting trial frame for eye examination preteen girl. — Stock Photo
    Optician adjusting trial frame for eye examination preteen girl.
    Hands of an unrecognizable female doctor holding a coronavirus vaccine vial — Stock Photo
    Hands of an unrecognizable female doctor holding a coronavirus vaccine vial
    Researcher in white costume looking at camera and standing with arms crossed in laboratory. — Stock Photo
    Researcher in white costume looking at camera and standing with arms crossed in laboratory.
    Ophthalmologist examining a woman's eyes with a slit lamp — Stock Photo
    Ophthalmologist examining a woman's eyes with a slit lamp
    Single test tube with blood sample. — Stock Photo
    Single test tube with blood sample.
    Dentist observing an x-ray before operating — Stock Photo
    Dentist observing an x-ray before operating
    Side view of anonymous doctors in protective suit standing in ambulance car near opened door with equipment and examining patient with virus infection — Stock Photo
    Side view of anonymous doctors in protective suit standing in ambulance car near opened door with equipment and examining patient with virus infection
    Preschooler boy coloring shapes with colorful pens for developmental psychology test in psychologist office. — Stock Photo
    Preschooler boy coloring shapes with colorful pens for developmental psychology test in psychologist office.
    Close-up view of doctor throwing away used test tube. — Stock Photo
    Close-up view of doctor throwing away used test tube.
    Urine sample with test strip showing results. — Stock Photo
    Urine sample with test strip showing results.
    Scientist hand holding micro-centrifuge tube containing biological sample. — Stock Photo
    Scientist hand holding micro-centrifuge tube containing biological sample.
    Side view of young concentrated male doctor in medical uniform and mask checking test results while sitting at table in hospital cabinet — Stock Photo
    Side view of young concentrated male doctor in medical uniform and mask checking test results while sitting at table in hospital cabinet
    Caring woman using pulse oximeter on finger of ill boy in oxygen mask using nebulizer during inhalation at home — Stock Photo
    Caring woman using pulse oximeter on finger of ill boy in oxygen mask using nebulizer during inhalation at home
    Barcodes on test tubes with blood samples. — Stock Photo
    Barcodes on test tubes with blood samples.
    Radiographers taking computed tomography scan of patient. — Stock Photo
    Radiographers taking computed tomography scan of patient.
    Close-up of a doctor ready to perform a PCR test — Stock Photo
    Close-up of a doctor ready to perform a PCR test
    Close-up of antibiotic testing in petri dish. — Stock Photo
    Close-up of antibiotic testing in petri dish.
    Close-up of human urine, blood and various chemistry samples in test tubes while screening in medical lab. — Stock Photo
    Close-up of human urine, blood and various chemistry samples in test tubes while screening in medical lab.
    Scientists viewing sample on glass slide under light microscope. — Stock Photo
    Scientists viewing sample on glass slide under light microscope.
    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
    Female scientist working with test tube — Stock Photo
    Female scientist working with test tube
    White mask with reusable KN95 protection index for virus protection on red background — Stock Photo
    White mask with reusable KN95 protection index for virus protection on red background
    Researcher hand holding vacutainer tube in front of yellow tray. — Stock Photo
    Researcher hand holding vacutainer tube in front of yellow tray.
    Scientist working with equipment at laboratory — Stock Photo
    Scientist working with equipment at laboratory
    Blood agar in Petri dish on blue background. — Stock Photo
    Blood agar in Petri dish on blue background.
    Male adult engineer in water treatment plant — Stock Photo
    Male adult engineer in water treatment plant
    Urine sample for analysis and test strip with chart, studio shot. — Stock Photo
    Urine sample for analysis and test strip with chart, studio shot.
    Male patient going through x-ray test in hospital — Stock Photo
    Male patient going through x-ray test in hospital