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    Rack of test tubes with blood samples on blue background. — Stock Photo
    Rack of test tubes with blood samples on blue background.
    Female patient receiving a ultrasound scan on the stomach in hospital — Stock Photo
    Female patient receiving a ultrasound scan on the stomach in hospital
    Blue single-use mask for virus protection on red background — Stock Photo
    Blue single-use mask for virus protection on red background
    Female chemist using equipment in pharmaceutical laboratory. — Stock Photo
    Female chemist using equipment in pharmaceutical laboratory.
    Low angle portrait of female mechanic wearing respirator using spray pistol — Stock Photo
    Low angle portrait of female mechanic wearing respirator using spray pistol
    Rice in test tube, studio shot. — Stock Photo
    Rice in test tube, studio shot.
    Crop scientist putting on gloves at laboratory — Stock Photo
    Crop scientist putting on gloves at laboratory
    Barcodes on test tubes with blood samples. — Stock Photo
    Barcodes on test tubes with blood samples.
    Close-up of pipetting sample into row of test tubes during experiment in laboratory. — Stock Photo
    Close-up of pipetting sample into row of test tubes during experiment in laboratory.
    Stacked agar plates with microbiological cultures on plain background. — Stock Photo
    Stacked agar plates with microbiological cultures on plain background.
    Female doctor preparing to do a pcr test — Stock Photo
    Female doctor preparing to do a pcr test
    Microbiologist working with petri dishes and test tubes in laboratory. — Stock Photo
    Microbiologist working with petri dishes and test tubes in laboratory.
    Unrecognizable medic putting on mask on face of patient while preparing for cardiac stress test in modern hospital — Stock Photo
    Unrecognizable medic putting on mask on face of patient while preparing for cardiac stress test in modern hospital
    Male scientists experimenting together in laboratory — Stock Photo
    Male scientists experimenting together in laboratory
    Scientist sampling bacteria colonies growing in Petri dish. — Stock Photo
    Scientist sampling bacteria colonies growing in Petri dish.
    Male scientists experimenting together in laboratory — Stock Photo
    Male scientists experimenting together in laboratory
    Racks of test tubes with red lids on blue table. — Stock Photo
    Racks of test tubes with red lids on blue table.
    Test tubes with spices — Stock Photo
    Test tubes with spices
    Optometrist explaining eyesight report on autorefractors screen in clinic — Stock Photo
    Optometrist explaining eyesight report on autorefractors screen in clinic
    Pregnant woman receiving a ultrasound scan on the stomach in hospital — Stock Photo
    Pregnant woman receiving a ultrasound scan on the stomach in hospital
    Female doctor analyzing a CRP test of a senior patient — Stock Photo
    Female doctor analyzing a CRP test of a senior patient
    Test tube with red lid on blue background. — Stock Photo
    Test tube with red lid on blue background.
    Empty test tubes in red rack. — Stock Photo
    Empty test tubes in red rack.
    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
    Side view of pensive adult woman in white coat with papers using digital device for conducting food quality test in canteen — Stock Photo
    Side view of pensive adult woman in white coat with papers using digital device for conducting food quality test in canteen
    Motorcycle mechanic doing diagnostic test on motorcycle in workshop — Stock Photo
    Motorcycle mechanic doing diagnostic test on motorcycle in workshop
    Close-up of examination of soil samples in agrochemical laboratory. — Stock Photo
    Close-up of examination of soil samples in agrochemical laboratory.
    Police evidence including finger print, DNA swab and results. — Stock Photo
    Police evidence including finger print, DNA swab and results.
    Middle-aged woman and her doctor in an open MRI machine waiting for the test to start — Stock Photo
    Middle-aged woman and her doctor in an open MRI machine waiting for the test to start
    Physician measuring body fat on triceps using calipers test on male athlete. — Stock Photo
    Physician measuring body fat on triceps using calipers test on male athlete.
    Green vegetables in test tubes, studio shot. — Stock Photo
    Green vegetables in test tubes, studio shot.
    Test tubes, computer illustration — Stock Photo
    Test tubes, computer illustration
    Chinese woman sitting in car and holding steering wheel — Stock Photo
    Chinese woman sitting in car and holding steering wheel
    Physician measuring body fat on subscapular using calipers test on male athlete. — Stock Photo
    Physician measuring body fat on subscapular using calipers test on male athlete.
    Lab assistant using multi pipette and multiwell. — Stock Photo
    Lab assistant using multi pipette and multiwell.
    Close-up of petri dishes and hand with pipette for genetic research. — Stock Photo
    Close-up of petri dishes and hand with pipette for genetic research.
    From above coronavirus negative and positive blood test near vaccine flask and syringe on pink background — Stock Photo
    From above coronavirus negative and positive blood test near vaccine flask and syringe on pink background
    Laboratory technician holding test tubes in blood bank — Stock Photo
    Laboratory technician holding test tubes in blood bank
    Female agronomist taking sample with soil probe sampler. — Stock Photo
    Female agronomist taking sample with soil probe sampler.
    Optician testing a girl's eyes with optometry devices — Stock Photo
    Optician testing a girl's eyes with optometry devices
    Doctor examining boy teeth in dental clinic. — Stock Photo
    Doctor examining boy teeth in dental clinic.
    Smiling girl students examining liquid in test tube, conducting scientific experiment in laboratory classroom — Stock Photo
    Smiling girl students examining liquid in test tube, conducting scientific experiment in laboratory classroom
    Test tubes filled with water and multi-colored acrylic paint — Stock Photo
    Test tubes filled with water and multi-colored acrylic paint
    Female chemist setting up vacuum pump in laboratory, close-up — Stock Photo
    Female chemist setting up vacuum pump in laboratory, close-up
    Syringe dripping blood droplet into test tubes. — Stock Photo
    Syringe dripping blood droplet into test tubes.
    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.
    A little girl in safety goggles measures liquid into a test tube — Stock Photo
    A little girl in safety goggles measures liquid into a test tube
    Close-up of scientist doing experiment in lab — Stock Photo
    Close-up of scientist doing experiment in lab
    Water department technician coiling hose used to flush hydrant — Stock Photo
    Water department technician coiling hose used to flush hydrant
    Robotic hand holding vial containing coronavirus — Stock Photo
    Robotic hand holding vial containing coronavirus
    Scientist removing medical samples from machine in lab — Stock Photo
    Scientist removing medical samples from machine in lab
    Crop faceless laboratory worker in protective latex gloves opening door of enclosed biosafety facility while working in modern equipped lab — Stock Photo
    Crop faceless laboratory worker in protective latex gloves opening door of enclosed biosafety facility while working in modern equipped lab
    Blood samples in microcentrifuge tube strip for genetic analysis. — Stock Photo
    Blood samples in microcentrifuge tube strip for genetic analysis.
    Optometrist explaining eyesight report on screen in clinic — Stock Photo
    Optometrist explaining eyesight report on screen in clinic
    Nurse's Hand Taking A Blood Test Of Covid-19, Madrid Spain — Stock Photo
    Nurse's Hand Taking A Blood Test Of Covid-19, Madrid Spain
    Preteen girl breathing into peak flow meter and looking at nurse. — Stock Photo
    Preteen girl breathing into peak flow meter and looking at nurse.
    Male scientist doing medical testing of sample under microscope. — Stock Photo
    Male scientist doing medical testing of sample under microscope.
    Female doctor performing allergy skin prick test on little boy arm. — Stock Photo
    Female doctor performing allergy skin prick test on little boy arm.
    Female working at laptop with medical vials — Stock Photo
    Female working at laptop with medical vials
    Close-up of human blood and various medical samples in test tubes while screening in medical lab. — Stock Photo
    Close-up of human blood and various medical samples in test tubes while screening in medical lab.