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    Close-up of petri dishes and dropping pipette for genetic research. — Stock Photo
    Close-up of petri dishes and dropping pipette for genetic research.
    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.
    Woman doing finger prick test — Stock Photo
    Woman doing finger prick test
    Empty bed in hospital room — Stock Photo
    Empty bed in hospital room
    Blood sample and syringe on table. — Stock Photo
    Blood sample and syringe on table.
    Urine sample in container for analysis, studio shot. — Stock Photo
    Urine sample in container for analysis, studio shot.
    Hands of immunologist performing skin prick allergy testing on boy. — Stock Photo
    Hands of immunologist performing skin prick allergy testing on boy.
    Patient undergoing applanation tonometry and eye pressure test in ophthalmology clinic. — Stock Photo
    Patient undergoing applanation tonometry and eye pressure test in ophthalmology clinic.
    Close-up of antibiotic testing in petri dish. — Stock Photo
    Close-up of antibiotic testing in petri dish.
    Eye examination. Woman wearing trial frames during an eye examination. — Stock Photo
    Eye examination. Woman wearing trial frames during an eye examination.
    Close-up view of researcher hand taking blood sample from rack of medical samples. — Stock Photo
    Close-up view of researcher hand taking blood sample from rack of medical samples.
    Female patient undergoing auto refractometer eye examination in ophthalmology clinic. — Stock Photo
    Female patient undergoing auto refractometer eye examination in ophthalmology clinic.
    Boy coloring shapes with colorful pens for developmental psychology test in psychologist office. — Stock Photo
    Boy coloring shapes with colorful pens for developmental psychology test in psychologist office.
    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.
    Ophthalmologist examining female patient with slit lamp in clinic. — Stock Photo
    Ophthalmologist examining female patient with slit lamp in clinic.
    Senior man using peak flow meter on white background. — Stock Photo
    Senior man using peak flow meter on white background.
    Scientist viewing sample on glass slide before light microscope. — Stock Photo
    Scientist viewing sample on glass slide before light microscope.
    Genetic research tube containing DNA sample with DNA profile in background. — Stock Photo
    Genetic research tube containing DNA sample with DNA profile in background.
    Test tubes with urine samples for analysis, studio shot. — Stock Photo
    Test tubes with urine samples for analysis, studio shot.
    Laboratory worker pipetting liquid into microcentrifuge tube. — Stock Photo
    Laboratory worker pipetting liquid into microcentrifuge tube.
    Ophthalmologist examining boy eyes with slit lamp in clinic. — Stock Photo
    Ophthalmologist examining boy eyes with slit lamp in clinic.
    Female psychologist helping boy coloring shapes with colorful pens for developmental psychology test. — Stock Photo
    Female psychologist helping boy coloring shapes with colorful pens for developmental psychology test.
    Boy wearing headphones as playing with building blocks while hearing test, female doctor in background. — Stock Photo
    Boy wearing headphones as playing with building blocks while hearing test, female doctor in background.
    Female immunologist wiping boy arm after skin prick allergy testing. — Stock Photo
    Female immunologist wiping boy arm after skin prick allergy testing.
    Beds ready in empty hospital room — Stock Photo
    Beds ready in empty hospital room
    Scientist hands holding urine sample in container and chart, studio shot. — Stock Photo
    Scientist hands holding urine sample in container and chart, studio shot.
    Close-up of human blood and various hematology samples in test tubes while screening in medical lab. — Stock Photo
    Close-up of human blood and various hematology samples in test tubes while screening in medical lab.
    Close-up of blood sample in tube and syringe. — Stock Photo
    Close-up of blood sample in tube and syringe.
    Man having eye test with special equipment. — Stock Photo
    Man having eye test with special equipment.
    Scientist hand holding micro-centrifuge tube containing biological sample. — Stock Photo
    Scientist hand holding micro-centrifuge tube containing biological sample.
    Doctor using a lance to take a finger prick blood sample from a patient. — Stock Photo
    Doctor using a lance to take a finger prick blood sample from a patient.
    Medical testing microscopes and equipment in laboratory. — Stock Photo
    Medical testing microscopes and equipment in laboratory.
    Little girl having finger prick test in medical clinic. — Stock Photo
    Little girl having finger prick test in medical clinic.
    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.
    Drug research and clinical testing — Stock Photo
    Drug research and clinical testing
    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.
    Laboratory worker pipetting liquid into microcentrifuge tube. — Stock Photo
    Laboratory worker pipetting liquid into microcentrifuge tube.
    Cropped view of overweight man using peak flow meter. — Stock Photo
    Cropped view of overweight man using peak flow meter.
    Asian girl with mother having eye test in clinic. — Stock Photo
    Asian girl with mother having eye test in clinic.
    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.
    Cell-based testing kit in bioengineering laboratory. — Stock Photo
    Cell-based testing kit in bioengineering laboratory.
    Coronavirus COVID-19 virus disease pandemic outbreak,UK NHS EMS key me — Stock Photo
    Coronavirus COVID-19 virus disease pandemic outbreak,UK NHS EMS key me
    Drug research and clinical testing — Stock Photo
    Drug research and clinical testing
    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.
    Lab chemist collecting a small amount of liquid with a dropper — Stock Photo
    Lab chemist collecting a small amount of liquid with a dropper
    Cropped view of doctor holding vial of blood for testing. — Stock Photo
    Cropped view of doctor holding vial of blood for testing.
    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
    Pipette adding a solution to a sample — Stock Photo
    Pipette adding a solution to a sample
    Senior man using incentive speedometer with tube. — Stock Photo
    Senior man using incentive speedometer with tube.
    Cropped view of lab technician carrying cell-based testing kit in bioengineering laboratory. — Stock Photo
    Cropped view of lab technician carrying cell-based testing kit in bioengineering laboratory.
    Variety of potential drugs in petri dish on DNA autoradiogram. — Stock Photo
    Variety of potential drugs in petri dish on DNA autoradiogram.
    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.
    Male scientist doing medical testing of sample under microscope. — Stock Photo
    Male scientist doing medical testing of sample under microscope.
    Ophthalmologist examining boy eyes with slit lamp in clinic. — Stock Photo
    Ophthalmologist examining boy eyes with slit lamp in clinic.
    Optician using slit lamp for eye examination preteen girl. — Stock Photo
    Optician using slit lamp for eye examination preteen girl.
    Man and older lady walking dog on sidewalk of suburban neighborhood. — Stock Photo
    Man and older lady walking dog on sidewalk of suburban neighborhood.
    Smart business executive checking sugar level in office — Stock Photo
    Smart business executive checking sugar level in office
    Forensic DNA autoradiogram — Stock Photo
    Forensic DNA autoradiogram
    Hand in latex glove holding peanut — Stock Photo
    Hand in latex glove holding peanut
    Doctor reading the results of blood test while holding blood sample. — Stock Photo
    Doctor reading the results of blood test while holding blood sample.