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    Glass phial with blood sample. — Stock Photo
    Glass phial with blood sample.
    Hand of researcher holding vacutainer tube above pool of blood and syringe. — Stock Photo
    Hand of researcher holding vacutainer tube above pool of blood and syringe.
    Rack of test tubes with blood samples on blue background. — Stock Photo
    Rack of test tubes with blood samples on blue background.
    Blood sampling vacutainer tubes in rack, close-up. — Stock Photo
    Blood sampling vacutainer tubes in rack, close-up.
    Blood samples in microcentrifuge tube strip for genetic analysis. — Stock Photo
    Blood samples in microcentrifuge tube strip for genetic analysis.
    Close-up of vital signs of patient on monitor in intensive care ward. — Stock Photo
    Close-up of vital signs of patient on monitor in intensive care ward.
    Crop unrecognizable medic using pulse oximeter on finger of patient for examining symptoms of COVID 19 in hospital — Stock Photo
    Crop unrecognizable medic using pulse oximeter on finger of patient for examining symptoms of COVID 19 in hospital
    Digital health. Testing blood pressure. — Stock Photo
    Digital health. Testing blood pressure.
    Pool of blood in watch glass with syringe. — Stock Photo
    Pool of blood in watch glass with syringe.
    Cropped shot of physician using stethoscope on patient's hand — Stock Photo
    Cropped shot of physician using stethoscope on patient's hand
    Elder man checking his arterial pressure with machine — Stock Photo
    Elder man checking his arterial pressure with machine
    Rack of test tubes with blood samples in laboratory. — Stock Photo
    Rack of test tubes with blood samples in laboratory.
    Side view of young woman in protective mask sitting in medical armchair during blood transfusion procedure in contemporary hospital — Stock Photo
    Side view of young woman in protective mask sitting in medical armchair during blood transfusion procedure in contemporary hospital
    Researcher preparing samples of donated blood for analysis. — Stock Photo
    Researcher preparing samples of donated blood for analysis.
    Male and female surgeons performing operation in operation theater of hospital — Stock Photo
    Male and female surgeons performing operation in operation theater of hospital
    Empty medical armchairs prepared for donors in modern blood transfusion center with contemporary equipment — Stock Photo
    Empty medical armchairs prepared for donors in modern blood transfusion center with contemporary equipment
    Syringe with spilled blood on white background. — Stock Photo
    Syringe with spilled blood on white background.
    Rack of test tubes with blood samples in laboratory. — Stock Photo
    Rack of test tubes with blood samples in laboratory.
    Crop unrecognizable medic with needle and syringe collecting blood from vein of patient in hospital — Stock Photo
    Crop unrecognizable medic with needle and syringe collecting blood from vein of patient in hospital
    African American male doctor in medical glove demonstrating test tube with blood sample on white background — Stock Photo
    African American male doctor in medical glove demonstrating test tube with blood sample on white background
    Mature woman testing blood pressure with machine. — Stock Photo
    Mature woman testing blood pressure with machine.
    Petri dishes with blood agar on blue background. — Stock Photo
    Petri dishes with blood agar on blue background.
    Doctor practicing chest compression on infant training dummy. — Stock Photo
    Doctor practicing chest compression on infant training dummy.
    Close-up of blood pressure gauge and medical files on a table with empty beds and monitor on the background in the ward in hospital — Stock Photo
    Close-up of blood pressure gauge and medical files on a table with empty beds and monitor on the background in the ward in hospital
    Doctor holding oxygen mask over male patient's mouth in intensive care unit — Stock Photo
    Doctor holding oxygen mask over male patient's mouth in intensive care unit
    Unrecognizable female medic in mask and gloves holding tube with blood sample in modern lab in clinic — Stock Photo
    Unrecognizable female medic in mask and gloves holding tube with blood sample in modern lab in clinic
    Professional medical equipment — Stock Photo
    Professional medical equipment
    Female doctor teaching diabetic patient how to use glucometer in doctors office — Stock Photo
    Female doctor teaching diabetic patient how to use glucometer in doctors office
    Attentive laboratory technician working in blood bank — Stock Photo
    Attentive laboratory technician working in blood bank
    Crop anonymous doctor in medical glove demonstrating syringe with blood on white background — Stock Photo
    Crop anonymous doctor in medical glove demonstrating syringe with blood on white background
    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
    Crop female medical specialist in latex gloves performing injection with syringe to anonymous patient during procedure of blood transfusion in hospital — Stock Photo
    Crop female medical specialist in latex gloves performing injection with syringe to anonymous patient during procedure of blood transfusion in hospital
    Syringe dripping blood droplet into test tubes. — Stock Photo
    Syringe dripping blood droplet into test tubes.
    Doctor taking blood sample — Stock Photo
    Doctor taking blood sample
    Anonymous focused male surgeon in blue gown mask and magnifying eyeglasses standing near sterile field with various medical tools during operation in modern clinic — Stock Photo
    Anonymous focused male surgeon in blue gown mask and magnifying eyeglasses standing near sterile field with various medical tools during operation in modern clinic
    African American male doctor in medical glove demonstrating test tube with blood sample on white background — Stock Photo
    African American male doctor in medical glove demonstrating test tube with blood sample on white background
    Close-up of blood bag and plasma bag in blood bank — Stock Photo
    Close-up of blood bag and plasma bag in blood bank
    Agar plate and specimen brush on blue background. — Stock Photo
    Agar plate and specimen brush on blue background.
    Mid section of laboratory technicians holding tags in blood bank — Stock Photo
    Mid section of laboratory technicians holding tags in blood bank
    Doctor drawing blood — Stock Photo
    Doctor drawing blood
    Blood pressure gauge. close-up. — Stock Photo
    Blood pressure gauge. close-up.
    Nurse with Cerebral Palsy taking a patient's blood pressure in a clinic — Stock Photo
    Nurse with Cerebral Palsy taking a patient's blood pressure in a clinic
    Doctor practicing chest compression on cardiopulmonary resuscitation training dummy. — Stock Photo
    Doctor practicing chest compression on cardiopulmonary resuscitation training dummy.
    Petri dish with blood agar on blue background. — Stock Photo
    Petri dish with blood agar on blue background.
    Front view of beautiful thoughtful mixed race female patient lying on bed in the ward while looking outside in hospital. Pulse oximetry is measuring measuring the oxygen levels in her blood. — Stock Photo
    Front view of beautiful thoughtful mixed race female patient lying on bed in the ward while looking outside in hospital. Pulse oximetry is measuring measuring the oxygen levels in her blood.
    Close-up of beef meat ribs in industrial machine — Stock Photo
    Close-up of beef meat ribs in industrial machine
    Laboratory technician analyzing blood samples in blood bank — Stock Photo
    Laboratory technician analyzing blood samples in blood bank
    Digital health. Testing blood pressure. — Stock Photo
    Digital health. Testing blood pressure.
    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
    First-aiders practicing cardiopulmonary resuscitation on training dummy. — Stock Photo
    First-aiders practicing cardiopulmonary resuscitation on training dummy.
    Laboratory technicians working together in blood bank — Stock Photo
    Laboratory technicians working together in blood bank
    Vacutainer blood collection tubes, full frame. — Stock Photo
    Vacutainer blood collection tubes, full frame.
    Rear view of young asian male doctor checking blood pressure of caucasian boy patient in clinic. Male doctor using sphygmomanometer — Stock Photo
    Rear view of young asian male doctor checking blood pressure of caucasian boy patient in clinic. Male doctor using sphygmomanometer
    Medical equipment and drugs on white background. — Stock Photo
    Medical equipment and drugs on white background.
    Various blood bags in blood bank — Stock Photo
    Various blood bags in blood bank
    Crop anonymous doctor in medical glove demonstrating test tube with blood sample on white background — Stock Photo
    Crop anonymous doctor in medical glove demonstrating test tube with blood sample on white background
    Crop female medical specialist in latex gloves performing injection with syringe to anonymous patient during procedure of blood transfusion in hospital — Stock Photo
    Crop female medical specialist in latex gloves performing injection with syringe to anonymous patient during procedure of blood transfusion in hospital
    Researcher extracting blood from a vial — Stock Photo
    Researcher extracting blood from a vial
    Rack of test tubes with blood samples on blue background. — Stock Photo
    Rack of test tubes with blood samples on blue background.
    Blood samples in PCR tubes. — Stock Photo
    Blood samples in PCR tubes.