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    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.
    Top view of crop anonymous male chemist putting sample tubes in centrifugal machine in cannabis lab — Stock Photo
    Top view of crop anonymous male chemist putting sample tubes in centrifugal machine in cannabis lab
    Black woman in optometry cabinet during study of the eyesight — Stock Photo
    Black woman in optometry cabinet during study of the eyesight
    Pipette bottles in tray with allergens. — Stock Photo
    Pipette bottles in tray with allergens.
    Male scientist using laptop while holding test tube in laboratory — Stock Photo
    Male scientist using laptop while holding test tube in laboratory
    Gloved hand holding blood sample in test tube. — Stock Photo
    Gloved hand holding blood sample in test tube.
    Physician measuring body fat on biceps using skinfold thickness test on male athlete. — Stock Photo
    Physician measuring body fat on biceps using skinfold thickness test on male athlete.
    Close-up of plant seedling in soil in Petri dish in laboratory. — Stock Photo
    Close-up of plant seedling in soil in Petri dish in laboratory.
    Woman's hand holding a positive pregnancy test — Stock Photo
    Woman's hand holding a positive pregnancy test
    Scientist using pipette while experiment — Stock Photo
    Scientist using pipette while experiment
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    Top view of mosaic or pattern of positive blood tests over blue background. — Stock Photo
    Top view of mosaic or pattern of positive blood tests over blue background.
    Blood test kit and and analysis results — Stock Photo
    Blood test kit and and analysis results
    Portrait of dentist taking x-ray of patient teeth at clinic — Stock Photo
    Portrait of dentist taking x-ray of patient teeth at clinic
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    Urine samples in containers for analysis, studio shot. — Stock Photo
    Urine samples in containers for analysis, studio shot.
    Woman sitting on sofa and looking down at pregnancy test. — Stock Photo
    Woman sitting on sofa and looking down at pregnancy test.
    Scientist using pipette and scales at laboratory — Stock Photo
    Scientist using pipette and scales at laboratory
    Blood samples in centrifuge tubes on white background. — Stock Photo
    Blood samples in centrifuge tubes on white background.
    Male scientist in clean suit studying vial in laboratory — Stock Photo
    Male scientist in clean suit studying vial in laboratory
    Podiatrist examining and treating patient — Stock Photo
    Podiatrist examining and treating patient
    Patient having electrodes attached to legs by physician for electromyography nerve conduction test. — Stock Photo
    Patient having electrodes attached to legs by physician for electromyography nerve conduction test.
    Rack of test tubes with blood samples on blue background. — Stock Photo
    Rack of test tubes with blood samples on blue background.
    Middle-aged woman on an open MRI machine waiting for the test to begin — Stock Photo
    Middle-aged woman on an open MRI machine waiting for the test to begin
    Bacterial colonies on agar plates — Stock Photo
    Bacterial colonies on agar plates
    Laboratory technician analyzing chemical solution in blood bank — Stock Photo
    Laboratory technician analyzing chemical solution in blood bank
    Doctor preparing HIV test sample for testing in laboratory. — Stock Photo
    Doctor preparing HIV test sample for testing in laboratory.
    Cropped shot of hands of woman testing cholesterol. — Stock Photo
    Cropped shot of hands of woman testing cholesterol.
    Physical therapist performing skinfold test to measuring teenage boy body fat. — Stock Photo
    Physical therapist performing skinfold test to measuring teenage boy body fat.
    Syringe with spilled blood on white background. — Stock Photo
    Syringe with spilled blood on white background.
    Test tubes and baby pacifiers on plain background. — Stock Photo
    Test tubes and baby pacifiers on plain background.
    Collage of masks for protection factor KN95 on a blue background zenith view — Stock Photo
    Collage of masks for protection factor KN95 on a blue background zenith view
    Man checking blood pressure on a white background — Stock Photo
    Man checking blood pressure on a white background
    Platelets in blood vessel — Stock Photo
    Platelets in blood vessel
    Senior woman doing wrist joint physical therapy with conductive TENS (transcutaneous electrical nerve stimulation) electrode cuff. — Stock Photo
    Senior woman doing wrist joint physical therapy with conductive TENS (transcutaneous electrical nerve stimulation) electrode cuff.
    Cropped shot of doctor working with electric dropper — Stock Photo
    Cropped shot of doctor working with electric dropper
    Hand holding a multiwell tray containing blood samples. — Stock Photo
    Hand holding a multiwell tray containing blood samples.
    Optician testing a girl's eyes with optometry devices — Stock Photo
    Optician testing a girl's eyes with optometry devices
    Scientists preparing multiwell plate with blood samples for testing and analysis. — Stock Photo
    Scientists preparing multiwell plate with blood samples for testing and analysis.
    Close-up of antibiotic testing in petri dish. — Stock Photo
    Close-up of antibiotic testing in petri dish.
    Close-up of antibiotic testing in petri dish. — Stock Photo
    Close-up of antibiotic testing in petri dish.
    Blood testing equipment — Stock Photo
    Blood testing equipment
    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.
    Urine sample in container for analysis, studio shot. — Stock Photo
    Urine sample in container for analysis, studio shot.
    Radiographer preparing patient for computed tomography (CT) scan. — Stock Photo
    Radiographer preparing patient for computed tomography (CT) scan.
    Female researcher analyzing samples with microscope in the laboratory — Stock Photo
    Female researcher analyzing samples with microscope in the laboratory
    Light microscope with petri dishes on blue background. — Stock Photo
    Light microscope with petri dishes on blue background.
    Laboratory technician using digital tablet in blood bank — Stock Photo
    Laboratory technician using digital tablet in blood bank
    Close-up shot of surgeon with binoculars at work — Stock Photo
    Close-up shot of surgeon with binoculars at work
    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
    Human Platelets, computer illustration — Stock Photo
    Human Platelets, computer illustration
    Middle-aged woman on an open MRI machine waiting for the test to begin — Stock Photo
    Middle-aged woman on an open MRI machine waiting for the test to begin
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    Blood sample in test tube in hand of scientist. — Stock Photo
    Blood sample in test tube in hand of scientist.
    Bacterial colonies on agar plates — Stock Photo
    Bacterial colonies on agar plates
    Scientist arranging device on floor in laboratory. — Stock Photo
    Scientist arranging device on floor in laboratory.
    Ophthalmologist adjusting eyeglasses to a womans eyes — Stock Photo
    Ophthalmologist adjusting eyeglasses to a womans eyes
    Blue single-use mask for virus protection on yellow background — Stock Photo
    Blue single-use mask for virus protection on yellow background
    Doctor giving young girl finger prick test. — Stock Photo
    Doctor giving young girl finger prick test.
    Woman using a lance to take a finger prick blood sample. — Stock Photo
    Woman using a lance to take a finger prick blood sample.