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    Scientist holding meat piece with tweezers for food research. — Stock Photo
    Scientist holding meat piece with tweezers for food research.
    Female doctor performing skin prick allergy testing on boy for possible allergen. — Stock Photo
    Female doctor performing skin prick allergy testing on boy for possible allergen.
    Female scientist in white coat taking notes in soil testing laboratory. — Stock Photo
    Female scientist in white coat taking notes in soil testing laboratory.
    Plastic test tubes in rack on white background. — Stock Photo
    Plastic test tubes in rack on white background.
    Plant seedling in soil in Petri dish in laboratory. — Stock Photo
    Plant seedling in soil in Petri dish in laboratory.
    Optometrist holding lens in hand in clinic. — Stock Photo
    Optometrist holding lens in hand in clinic.
    Blood samples ready for analysis — Stock Photo
    Blood samples ready for analysis
    Dentist looking at dental x-ray plate in clinic — Stock Photo
    Dentist looking at dental x-ray plate in clinic
    Close-up of biologist pouring water into containers with soil samples. — Stock Photo
    Close-up of biologist pouring water into containers with soil samples.
    School in Grashoek village — Stock Photo
    School in Grashoek village
    Mid-section of university student doing a chemical experiment in laboratory — Stock Photo
    Mid-section of university student doing a chemical experiment in laboratory
    Male scientist using laptop while holding test tube in laboratory — Stock Photo
    Male scientist using laptop while holding test tube in laboratory
    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
    Microbiological research, illustration. Multi-channel pipette and multi-well plates in microbiology lab — Stock Photo
    Microbiological research, illustration. Multi-channel pipette and multi-well plates in microbiology lab
    Close-up shot of surgeon in operating room at work — Stock Photo
    Close-up shot of surgeon in operating room at work
    Bearded elderly male in eye test glasses sitting in modern clinic before vision examination and looking at camera — Stock Photo
    Bearded elderly male in eye test glasses sitting in modern clinic before vision examination and looking at camera
    Scientist checking a solution in conical flask at lab — Stock Photo
    Scientist checking a solution in conical flask at lab
    Elder man checking his arterial pressure with machine — Stock Photo
    Elder man checking his arterial pressure with machine
    Senior woman using spirometer, measuring lung capacity and peak expiratory force. — Stock Photo
    Senior woman using spirometer, measuring lung capacity and peak expiratory force.
    Portrait of smiling doctor standing in x-ray room at hospital — Stock Photo
    Portrait of smiling doctor standing in x-ray room at hospital
    Quartz cuvettes containing red liquid. — Stock Photo
    Quartz cuvettes containing red liquid.
    Doctor doing ultrasound for patient at hospital — Stock Photo
    Doctor doing ultrasound for patient at hospital
    Boy rejecting dental treatment in dental clinic. — Stock Photo
    Boy rejecting dental treatment in dental clinic.
    Scientist holding samples in multi well plate during experiment in laboratory. — Stock Photo
    Scientist holding samples in multi well plate during experiment in laboratory.
    Green coffee beans in test tube on white background, studio shot. — Stock Photo
    Green coffee beans in test tube on white background, studio shot.
    Optometrist adjusting the optometry equipment during study of the eyesight of a black woman — Stock Photo
    Optometrist adjusting the optometry equipment during study of the eyesight of a black woman
    Racks of samples in test tubes and Petri dishes on laboratory table. — Stock Photo
    Racks of samples in test tubes and Petri dishes on laboratory table.
    Plant biotechnology and research — Stock Photo
    Plant biotechnology and research
    Ophthalmologist placing phoropter in front of a female patient — Stock Photo
    Ophthalmologist placing phoropter in front of a female patient
    Attentive senior employee writing in notebook results while adult female colleague in sterile clothes using digital device for test food quality in canteen — Stock Photo
    Attentive senior employee writing in notebook results while adult female colleague in sterile clothes using digital device for test food quality in canteen
    Female doctor analyzing a CRP test of a senior patient — Stock Photo
    Female doctor analyzing a CRP test of a senior patient
    Glass phials in laboratory rack, close-up. — Stock Photo
    Glass phials in laboratory rack, close-up.
    Ophthalmologist examining a woman's eyes with a phoropter — Stock Photo
    Ophthalmologist examining a woman's eyes with a phoropter
    Pill in Petri dish on gray background. — Stock Photo
    Pill in Petri dish on gray background.
    Close-up of empty and sterile phials in red plastic box. — Stock Photo
    Close-up of empty and sterile phials in red plastic box.
    Laboratory assistant holding test tube, close-up. — Stock Photo
    Laboratory assistant holding test tube, close-up.
    Woman undergoing ophthalmology visual field testing with A-scan ultrasound biometry. — Stock Photo
    Woman undergoing ophthalmology visual field testing with A-scan ultrasound biometry.
    Contemporary professional microscope with powerful lenses placed on table in modern equipped lab — Stock Photo
    Contemporary professional microscope with powerful lenses placed on table in modern equipped lab
    Close up of Blood test — Stock Photo
    Close up of Blood test
    Motor testing multimeter and tools on floor at garage — Stock Photo
    Motor testing multimeter and tools on floor at garage
    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.
    Doctor using x-ray machine to examining patient in hospital — Stock Photo
    Doctor using x-ray machine to examining patient in hospital
    Pulse oximeter, blood oxygen saturation monitor. — Stock Photo
    Pulse oximeter, blood oxygen saturation monitor.
    Serious male college student taking test at desk in classroom — Stock Photo
    Serious male college student taking test at desk in classroom
    Two scientists providing research with scales in laboratory. — Stock Photo
    Two scientists providing research with scales in laboratory.
    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
    Female agronomist taking sample with soil probe sampler. — Stock Photo
    Female agronomist taking sample with soil probe sampler.
    Portrait smiling female engineer in protective suit with paperwork in fiber optics research and testing laboratory — Stock Photo
    Portrait smiling female engineer in protective suit with paperwork in fiber optics research and testing laboratory
    Spirometry. Using digital spirometer with smart phone app, testing lungs. — Stock Photo
    Spirometry. Using digital spirometer with smart phone app, testing lungs.
    France, Arcachon Bay, sea at high tide — Stock Photo
    France, Arcachon Bay, sea at high tide
    A vial of the Coronavirus vaccine and syringe on a table in a clinic — Stock Photo
    A vial of the Coronavirus vaccine and syringe on a table in a clinic
    Girl students conducting scientific experiment in chemistry laboratory classroom — Stock Photo
    Girl students conducting scientific experiment in chemistry laboratory classroom
    Senior woman with digital hand grip dynamometer, measuring strength. — Stock Photo
    Senior woman with digital hand grip dynamometer, measuring strength.
    Low angle view of scientist holding glass flask in laboratory. — Stock Photo
    Low angle view of scientist holding glass flask in laboratory.
    Optometrist specialist hand picking up lenses from case with several equipment — Stock Photo
    Optometrist specialist hand picking up lenses from case with several equipment
    Hands in gloves of female scientist in laboratory shaking glass flask with dissolved samples of soil. — Stock Photo
    Hands in gloves of female scientist in laboratory shaking glass flask with dissolved samples of soil.
    Group of laboratory test tubes. — Stock Photo
    Group of laboratory test tubes.
    University students receiving test results from professor — Stock Photo
    University students receiving test results from professor
    Scientist hand holding micro-centrifuge tube containing biological sample. — Stock Photo
    Scientist hand holding micro-centrifuge tube containing biological sample.
    Scientists in clean suits researching coronavirus vaccine — Stock Photo
    Scientists in clean suits researching coronavirus vaccine