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    Mature blonde woman undergoing electroencephalography monitoring. — Stock Photo
    Mature blonde woman undergoing electroencephalography monitoring.
    From above of tweezers and glass flasks with plants arranged in rows on white table for biotechnological experiments — Stock Photo
    From above of tweezers and glass flasks with plants arranged in rows on white table for biotechnological experiments
    Genetic research tube containing DNA sample with DNA profile in background. — Stock Photo
    Genetic research tube containing DNA sample with DNA profile in background.
    Crop anonymous vet doctor with syringe taking blood sample from cat during examination in veterinary clinic — Stock Photo
    Crop anonymous vet doctor with syringe taking blood sample from cat during examination in veterinary clinic
    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.
    Cropped shot of hands of woman testing cholesterol. — Stock Photo
    Cropped shot of hands of woman testing cholesterol.
    Assorted disposable plastic pipette tips and sample tubes. — Stock Photo
    Assorted disposable plastic pipette tips and sample tubes.
    Glass phial with blood sample. — Stock Photo
    Glass phial with blood sample.
    Reading a book. Education, Academic, Learning Reading and Exam concept. — Stock Photo
    Reading a book. Education, Academic, Learning Reading and Exam concept.
    Female scientist holding medical samples in lab — Stock Photo
    Female scientist holding medical samples in lab
    African american female doctor in face mask giving girl patient covid swab test at home. medical and healthcare services during coronavirus covid 19 pandemic. — Stock Photo
    African american female doctor in face mask giving girl patient covid swab test at home. medical and healthcare services during coronavirus covid 19 pandemic.
    Laboratory technician placing test tube in machine at blood bank — Stock Photo
    Laboratory technician placing test tube in machine at blood bank
    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.
    Side view of unrecognizable female medic in mask and gloves holding tube with blood sample in modern lab in clinic — Stock Photo
    Side view of unrecognizable female medic in mask and gloves holding tube with blood sample in modern lab in clinic
    Female doctor preparing to do a pcr test — Stock Photo
    Female doctor preparing to do a pcr test
    Female ICU doctor checking patient medical record clipboard card form,first responder frontline key medical worker,emergency triage service during COVID-19 coronavirus pandemic crisis,outside hospital — Stock Photo
    Female ICU doctor checking patient medical record clipboard card form,first responder frontline key medical worker,emergency triage service during COVID-19 coronavirus pandemic crisis,outside 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.
    PCR micro tube strip with red liquid. — Stock Photo
    PCR micro tube strip with red liquid.
    Radiographers taking computed tomography scan of patient. — Stock Photo
    Radiographers taking computed tomography scan of patient.
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices