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    Preteen boy undergoing lung function test with female nurse. — Stock Photo
    Preteen boy undergoing lung function test with female nurse.
    Close-up of intensive care ward. — Stock Photo
    Close-up of intensive care ward.
    DNA swab on genetic test results. — Stock Photo
    DNA swab on genetic test results.
    Mature blonde woman undergoing electroencephalography monitoring. — Stock Photo
    Mature blonde woman undergoing electroencephalography monitoring.
    Close-up of dentist drilling boy teeth in clinic. — Stock Photo
    Close-up of dentist drilling boy teeth in clinic.
    Close-up of a doctor ready to perform a PCR test — Stock Photo
    Close-up of a doctor ready to perform a PCR test
    Nurse holding a vial of the coronavirus vaccine and a rapid PCR test device — Stock Photo
    Nurse holding a vial of the coronavirus vaccine and a rapid PCR test device
    Close-up of nurse making blood glucose test to senior woman. — Stock Photo
    Close-up of nurse making blood glucose test to senior woman.
    Boy rejecting dental treatment in dental clinic. — Stock Photo
    Boy rejecting dental treatment in dental clinic.
    Mother helping son test blood sugar — Stock Photo
    Mother helping son test blood sugar
    Close-up of a doctor putting a PCR test swab into a tube — Stock Photo
    Close-up of a doctor putting a PCR test swab into a tube
    Male scientist doing medical testing of sample under microscope. — Stock Photo
    Male scientist doing medical testing of sample under microscope.
    Mature doctor testing heart of male athlete on treadmill. — Stock Photo
    Mature doctor testing heart of male athlete on treadmill.
    Preteen boy undergoing lung function test with female nurse. — Stock Photo
    Preteen boy undergoing lung function test with female nurse.
    Boy rejecting dental treatment in dental clinic. — Stock Photo
    Boy rejecting dental treatment in dental clinic.
    Doctor adjusting electroencephalography equipment on mature patient. — Stock Photo
    Doctor adjusting electroencephalography equipment on mature patient.
    Scared boy looking at dental drill in dentist hand. — Stock Photo
    Scared boy looking at dental drill in dentist hand.
    Preteen boy undergoing lung function test with female nurse. — Stock Photo
    Preteen boy undergoing lung function test with female nurse.
    Medical testing microscopes and equipment in laboratory. — Stock Photo
    Medical testing microscopes and equipment in laboratory.
    Ophthalmologist helping boy wearing glasses while eye examination in clinic. — Stock Photo
    Ophthalmologist helping boy wearing glasses while eye examination in clinic.
    Crop medic analyzing data on digital monitor during cardiac stress test of male patient walking on treadmill — Stock Photo
    Crop medic analyzing data on digital monitor during cardiac stress test of male patient walking on treadmill
    Doctor testing patient blood sugar for diabetes in examination room — Stock Photo
    Doctor testing patient blood sugar for diabetes in examination room
    Male doctor checking up chest of woman on monitor of ultrasound machine in hospital — Stock Photo
    Male doctor checking up chest of woman on monitor of ultrasound machine in hospital
    Close-up of stethoscope alongside blood sample in test tube, syringe and medical vial in a clinic. — Stock Photo
    Close-up of stethoscope alongside blood sample in test tube, syringe and medical vial in a clinic.
    Technician hand holding blood sample ready for testing in laboratory. — Stock Photo
    Technician hand holding blood sample ready for testing in laboratory.
    Close-up of laboratory technician holding tube with blood sample in gloved hand. — Stock Photo
    Close-up of laboratory technician holding tube with blood sample in gloved hand.
    Close-up shot of doctor examining belly of pregnant woman with ultrasound — Stock Photo
    Close-up shot of doctor examining belly of pregnant woman with ultrasound
    Cropped unrecognizable woman hands holding a pregnancy test besides a window — Stock Photo
    Cropped unrecognizable woman hands holding a pregnancy test besides a window
    Vials of blood in laboratory centrifuge testing for coronavirus infection, conceptual digital illustration. — Stock Photo
    Vials of blood in laboratory centrifuge testing for coronavirus infection, conceptual digital illustration.
    Laboratory technicians analyzing blood sample in blood bank — Stock Photo
    Laboratory technicians analyzing blood sample in blood bank
    Blood sample in test tube in hand of scientist. — Stock Photo
    Blood sample in test tube in hand of scientist.
    Optometrist specialist hand picking up lenses from case with several equipment — Stock Photo
    Optometrist specialist hand picking up lenses from case with several equipment
    Medical stethoscope and cardiogram on paper on table — Stock Photo
    Medical stethoscope and cardiogram on paper on table
    Petri dishes with blood agar on blue background. — Stock Photo
    Petri dishes with blood agar on blue background.
    Mature blonde woman undergoing electroencephalography monitoring. — Stock Photo
    Mature blonde woman undergoing electroencephalography monitoring.
    Tube with blood sample on metal tray in laboratory. — Stock Photo
    Tube with blood sample on metal tray in laboratory.
    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.
    Close-up shot of surgeon in operating room at work — Stock Photo
    Close-up shot of surgeon in operating room at work
    Hands of an unrecognizable female doctor holding a coronavirus vaccine vial — Stock Photo
    Hands of an unrecognizable female doctor holding a coronavirus vaccine vial
    Researcher in white costume holding bottle in science lab. — Stock Photo
    Researcher in white costume holding bottle in science lab.
    Close-up view of doctor throwing away used test tube. — Stock Photo
    Close-up view of doctor throwing away used test tube.
    Doctor reading the results of blood test while holding blood sample. — Stock Photo
    Doctor reading the results of blood test while holding blood sample.
    Pills in Petri dishes on gray background. — Stock Photo
    Pills in Petri dishes on gray background.
    Cropped view of lab technician carrying cell-based testing kit in bioengineering laboratory. — Stock Photo
    Cropped view of lab technician carrying cell-based testing kit in bioengineering laboratory.
    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.
    Female patient receiving a ultrasound scan on the stomach in hospital — Stock Photo
    Female patient receiving a ultrasound scan on the stomach in hospital
    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
    Laboratory technician with micro pipette sampling into test tube. — Stock Photo
    Laboratory technician with micro pipette sampling into test tube.
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    Ophthalmologist helping boy wearing glasses while eye examination in clinic. — Stock Photo
    Ophthalmologist helping boy wearing glasses while eye examination in clinic.
    Elementary age boy undergoing sight examination with slit lamp in ophthalmology clinic. — Stock Photo
    Elementary age boy undergoing sight examination with slit lamp in ophthalmology clinic.
    Assistant working in lab with pink liquid — Stock Photo
    Assistant working in lab with pink liquid
    Test tubes with urine samples for analysis on white background, studio shot. — Stock Photo
    Test tubes with urine samples for analysis on white background, studio shot.
    Doctor with oximeter examining little patient — Stock Photo
    Doctor with oximeter examining little patient
    Bacterial colonies on agar plates — Stock Photo
    Bacterial colonies on agar plates
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    Optician using slit lamp for eye examination preteen girl. — Stock Photo
    Optician using slit lamp for eye examination preteen girl.
    Patient undergoing applanation tonometry and eye pressure test in ophthalmology clinic. — Stock Photo
    Patient undergoing applanation tonometry and eye pressure test in ophthalmology clinic.
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    Group of white masks fanned out with reusable KN95 protection index for virus protection on red background — Stock Photo
    Group of white masks fanned out with reusable KN95 protection index for virus protection on red background