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    Close-up of bacteria colonies growing in Petri dish. — Stock Photo
    Close-up of bacteria colonies growing in Petri dish.
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    Female patient going through x-ray test in hospital — Stock Photo
    Female patient going through x-ray test in hospital
    Doctors hands making a research in laboratory — Stock Photo
    Doctors hands making a research in laboratory
    Labelled vacutainer tubes containing blood samples, close-up. — Stock Photo
    Labelled vacutainer tubes containing blood samples, close-up.
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    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
    Hands of immunologist performing skin prick allergy testing on boy. — Stock Photo
    Hands of immunologist performing skin prick allergy testing on boy.
    Test tubes rack with urine samples for analysis, studio shot. — Stock Photo
    Test tubes rack with urine samples for analysis, studio shot.
    Close-up of lab-on-a-chip integrated circuit device on black background. — Stock Photo
    Close-up of lab-on-a-chip integrated circuit device on black background.
    Holding hands of female doctor and patient at table near pulsometer on blurred background — Stock Photo
    Holding hands of female doctor and patient at table near pulsometer on blurred background
    Female scientist holding blood sample by microscope in laboratory. — Stock Photo
    Female scientist holding blood sample by microscope in laboratory.
    Close-up view of doctor throwing away used test tube. — Stock Photo
    Close-up view of doctor throwing away used test tube.
    Lab chemist capturing a digital image of a sample slide on a microscope — Stock Photo
    Lab chemist capturing a digital image of a sample slide on a microscope
    Side view of two scientists doing experiment in lab — Stock Photo
    Side view of two scientists doing experiment in lab
    Close-up of syringes for allergy patch test. — Stock Photo
    Close-up of syringes for allergy patch test.
    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.
    Robotic hand holding vial containing coronavirus — Stock Photo
    Robotic hand holding vial containing coronavirus
    Physician wearing personal protective equipment performing a Coronavir — Stock Photo
    Physician wearing personal protective equipment performing a Coronavir
    Patient undergoing a skin prick test in allergy clinic. — Stock Photo
    Patient undergoing a skin prick test in allergy clinic.
    Blood agar in Petri dish on blue background. — Stock Photo
    Blood agar in Petri dish on blue background.
    Row of transparent flasks with pink liquid reflected in glass table in biological laboratory on daytime — Stock Photo
    Row of transparent flasks with pink liquid reflected in glass table in biological laboratory on daytime
    Petri dishes with colorful liquids for microbiology research. — Stock Photo
    Petri dishes with colorful liquids for microbiology research.
    Doctor using x-ray machine to examining patient in hospital — Stock Photo
    Doctor using x-ray machine to examining patient in hospital
    Pipette adding sample to petri dish during experiment in laboratory. — Stock Photo
    Pipette adding sample to petri dish during experiment in laboratory.
    Female doctor in sterile mask and blue glove using ultrasound scanner while examining cheerful pregnant woman pointing at the screen in hospital — Stock Photo
    Female doctor in sterile mask and blue glove using ultrasound scanner while examining cheerful pregnant woman pointing at the screen in hospital
    Side view of anonymous doctor in protective suit standing in ambulance car near opened door with equipment and examining patient with virus infection — Stock Photo
    Side view of anonymous doctor in protective suit standing in ambulance car near opened door with equipment and examining patient with virus infection
    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.
    Close-up of scientist holding blood testing microtubes. — Stock Photo
    Close-up of scientist holding blood testing microtubes.
    Young woman undergoing mammography procedure. — Stock Photo
    Young woman undergoing mammography procedure.
    Side view of cropped unrecognizable male medic using modern ultrasound equipment and examining heart of male patient in mask lying on medical table during diagnostic in hospital — Stock Photo
    Side view of cropped unrecognizable male medic using modern ultrasound equipment and examining heart of male patient in mask lying on medical table during diagnostic in hospital
    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.
    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.
    Female patient undergoing auto refractometer eye examination in ophthalmology clinic. — Stock Photo
    Female patient undergoing auto refractometer eye examination in ophthalmology clinic.
    Close-up of antibiotic testing in petri dish. — Stock Photo
    Close-up of antibiotic testing in petri dish.
    Close-up of doctor holding prepared antibodies syringe. — Stock Photo
    Close-up of doctor holding prepared antibodies syringe.
    Petri dishes and pipette, close-up. — Stock Photo
    Petri dishes and pipette, close-up.
    Scientist pouring chemical solution on test tube from bottle in lab — Stock Photo
    Scientist pouring chemical solution on test tube from bottle in lab
    Hand holding a multiwell tray containing blood samples. — Stock Photo
    Hand holding a multiwell tray containing blood samples.
    PCR micro tube strip with red liquid. — Stock Photo
    PCR micro tube strip with red liquid.
    Scientist checking a solution in conical flask in lab — Stock Photo
    Scientist checking a solution in conical flask in lab
    Male scientist using laptop while holding test tube in laboratory — Stock Photo
    Male scientist using laptop while holding test tube in laboratory
    Podiatrist examining and treating patient — Stock Photo
    Podiatrist examining and treating patient
    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.
    Concentrated young black male doctor in medical uniform and mask showing test tube with blood sample to attentive boy patient during video call — Stock Photo
    Concentrated young black male doctor in medical uniform and mask showing test tube with blood sample to attentive boy patient during video call
    Ophthalmologist examining boy eyes with slit lamp in clinic. — Stock Photo
    Ophthalmologist examining boy eyes with slit lamp in clinic.
    Male doctor using x-ray machine to examining patient in hospital — Stock Photo
    Male doctor using x-ray machine to examining patient in hospital
    Close-up of pipette pipetting into test tubes in pathogenic laboratory. — Stock Photo
    Close-up of pipette pipetting into test tubes in pathogenic laboratory.
    Preschooler boy undergoing logic test with numbers for developmental psychology test in female psychologist office. — Stock Photo
    Preschooler boy undergoing logic test with numbers for developmental psychology test in female psychologist office.
    Physician measuring waist circumference with tape measure on male athlete. — Stock Photo
    Physician measuring waist circumference with tape measure on male athlete.
    Female researcher preparing multi-well sample tray of blood for analysis. — Stock Photo
    Female researcher preparing multi-well sample tray of blood for analysis.
    Genetic research tube containing DNA sample with DNA profile in background. — Stock Photo
    Genetic research tube containing DNA sample with DNA profile in background.
    Pills and capsules in test tube on grey background. — Stock Photo
    Pills and capsules in test tube on grey background.
    Dentist studying an x-ray before operating — Stock Photo
    Dentist studying an x-ray before operating
    Female doctor using x-ray machine to examining patient in hospital — Stock Photo
    Female doctor using x-ray machine to examining patient in hospital
    Group of laboratory technicians discussing over laptop in blood bank — Stock Photo
    Group of laboratory technicians discussing over laptop in blood bank
    Rack of test tubes with blood samples in laboratory. — Stock Photo
    Rack of test tubes with blood samples in laboratory.
    Hand holding bottle of medicines with white background — Stock Photo
    Hand holding bottle of medicines with white background
    Ophthalmologist examining a womans eyes with a phoropter — Stock Photo
    Ophthalmologist examining a womans eyes with a phoropter