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    Doctor preparing HIV test sample for testing in laboratory. — Stock Photo
    Doctor preparing HIV test sample for testing in laboratory.
    Pool of blood in watch glass with syringe. — Stock Photo
    Pool of blood in watch glass with syringe.
    Blood test kit and and analysis results — Stock Photo
    Blood test kit and and analysis results
    Blood testing equipment — Stock Photo
    Blood testing equipment
    Female scientist holding blood sample by microscope in laboratory. — Stock Photo
    Female scientist holding blood sample by microscope in laboratory.
    Close-up view of medical syringes with blood sample. — Stock Photo
    Close-up view of medical syringes with blood sample.
    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.
    Coronavirus vaccine flask near blood test and syringe on pink background covered with confetti — Stock Photo
    Coronavirus vaccine flask near blood test and syringe on pink background covered with confetti
    Pool of blood in watch glass with syringe. — Stock Photo
    Pool of blood in watch glass with syringe.
    Syringe dripping blood sample into multiwell tray. — Stock Photo
    Syringe dripping blood sample into multiwell tray.
    Technician hand holding blood sample ready for testing in laboratory. — Stock Photo
    Technician hand holding blood sample ready for testing in laboratory.
    Cropped shot of hands of woman testing cholesterol. — Stock Photo
    Cropped shot of hands of woman testing cholesterol.
    Doctor giving young girl finger prick test. — Stock Photo
    Doctor giving young girl finger prick test.
    Collage of a lot of blue protection masks over yellow background zenith view — Stock Photo
    Collage of a lot of blue protection masks over yellow background zenith view
    Cropped unrecognizable doctor's hand showing a positive blood test of Coronavirus against a pink background — Stock Photo
    Cropped unrecognizable doctor's hand showing a positive blood test of Coronavirus against a pink background
    Biologist with protective gloves performing a coronavirus test on a person in a car — Stock Photo
    Biologist with protective gloves performing a coronavirus test on a person in a car
    Biologist with protective gloves performing a coronavirus test on a person in a car — Stock Photo
    Biologist with protective gloves performing a coronavirus test on a person in a car
    Doctor reading the results of blood test while holding blood sample. — Stock Photo
    Doctor reading the results of blood test while holding blood sample.
    Blood test kit and and analysis results — Stock Photo
    Blood test kit and and analysis results
    White mask with reusable KN95 protection index for virus protection on light blue background — Stock Photo
    White mask with reusable KN95 protection index for virus protection on light blue background
    Blood samples ready for analysis — Stock Photo
    Blood samples ready for analysis
    Cropped doctor's hand holding coronavirus vaccine in flask near syringe with needle and negative blood test on blue background — Stock Photo
    Cropped doctor's hand holding coronavirus vaccine in flask near syringe with needle and negative blood test on blue background
    Microscope and pile on Petri dishes in laboratory on blue background. — Stock Photo
    Microscope and pile on Petri dishes in laboratory on blue background.
    Blood test kit and and analysis results — Stock Photo
    Blood test kit and and analysis results
    Blood samples in test tubes — Stock Photo
    Blood samples in test tubes
    Hand holding a multiwell tray containing blood samples. — Stock Photo
    Hand holding a multiwell tray containing blood samples.
    Doctor testing patient blood sugar for diabetes in examination room — Stock Photo
    Doctor testing patient blood sugar for diabetes in examination room
    Blood samples in test tubes — Stock Photo
    Blood samples in test tubes
    Technician hand holding blood sample ready for testing in laboratory. — Stock Photo
    Technician hand holding blood sample ready for testing in laboratory.
    Researcher preparing samples of donated blood for analysis. — Stock Photo
    Researcher preparing samples of donated blood for analysis.
    Coronavirus negative and positive blood test near vaccine flask and syringe on pink background — Stock Photo
    Coronavirus negative and positive blood test near vaccine flask and syringe on pink background
    Doctor giving young girl finger prick test. — Stock Photo
    Doctor giving young girl finger prick test.
    Blood samples ready for analysis — Stock Photo
    Blood samples ready for analysis
    Scientist examining specimen under microscope during clinical trial in laboratory. — Stock Photo
    Scientist examining specimen under microscope during clinical trial in laboratory.
    Hand holding a multiwell tray containing blood samples. — Stock Photo
    Hand holding a multiwell tray containing blood samples.
    Female doctor holding tube with blood sample. — Stock Photo
    Female doctor holding tube with blood sample.
    Close up of Blood test — Stock Photo
    Close up of Blood test
    Medical check-up including blood and urine test samples and results. — Stock Photo
    Medical check-up including blood and urine test samples and results.
    Cropped view of doctor holding vial of blood for testing. — Stock Photo
    Cropped view of doctor holding vial of blood for testing.
    Blood samples in test tubes — Stock Photo
    Blood samples in test tubes
    Collage of many KN95 factor protection masks on a red background overhead view in diagonal distribution — Stock Photo
    Collage of many KN95 factor protection masks on a red background overhead view in diagonal distribution
    Tube with blood sample on metal tray in laboratory, close-up. — Stock Photo
    Tube with blood sample on metal tray in laboratory, close-up.
    Cropped unrecognizable doctor's hand showing and making with pen a negative blood test of Coronavirus against a pink background — Stock Photo
    Cropped unrecognizable doctor's hand showing and making with pen a negative blood test of Coronavirus against a pink background
    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
    Senior woman using tensiometer to measure blood pressure while sitting at table at home — Stock Photo
    Senior woman using tensiometer to measure blood pressure while sitting at table at home
    Senior couple checking blood sugar with glucometer in living room at home — Stock Photo
    Senior couple checking blood sugar with glucometer in living room at home
    Woman taking her own blood sugar — Stock Photo
    Woman taking her own blood sugar
    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.
    Blood samples in syringes on white background. — Stock Photo
    Blood samples in syringes on white background.
    Laboratory technician using refrigerated centrifuge machine in blood bank — Stock Photo
    Laboratory technician using refrigerated centrifuge machine in blood bank
    Close-up of scientist holding blood testing microtubes. — Stock Photo
    Close-up of scientist holding blood testing microtubes.
    Blood sample awaiting testing in laboratory, close-up with selective focus. — Stock Photo
    Blood sample awaiting testing in laboratory, close-up with selective focus.
    Doctor giving young girl finger prick test. — Stock Photo
    Doctor giving young girl finger prick test.
    Rack of test tubes with blood samples in laboratory. — Stock Photo
    Rack of test tubes with blood samples in laboratory.
    Doctor drawing blood — Stock Photo
    Doctor drawing blood
    Machine for automated analysis of donated blood. — Stock Photo
    Machine for automated analysis of donated blood.
    Forensics expert collecting blood sample from crime scene. — Stock Photo
    Forensics expert collecting blood sample from crime scene.
    Labelled vacutainer tubes containing blood samples, close-up. — Stock Photo
    Labelled vacutainer tubes containing blood samples, close-up.
    Tube with blood sample on metal tray in laboratory, close-up. — Stock Photo
    Tube with blood sample on metal tray in laboratory, close-up.
    Close-up of pipetting samples into Petri dishes. — Stock Photo
    Close-up of pipetting samples into Petri dishes.