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    Female abdominal blood vessels, computer illustration. — Stock Photo
    Female abdominal blood vessels, computer illustration.
    Illustration of human heart in body silhouette. — Stock Photo
    Illustration of human heart in body silhouette.
    Plasmodium ovale protozoan parasite and red blood cell in flow, computer illustration. — Stock Photo
    Plasmodium ovale protozoan parasite and red blood cell in flow, computer illustration.
    A doctor in latex gloves using finger cuff to examine blood pressure of little girl in casual yellow dress — Stock Photo
    A doctor in latex gloves using finger cuff to examine blood pressure of little girl in casual yellow dress
    Abstract blood vessel with white and red blood cells, digital illustration. — Stock Photo
    Abstract blood vessel with white and red blood cells, digital illustration.
    Protozoan Plasmodium malariae inside red blood cell in the schizont stage, computer illustration — Stock Photo
    Protozoan Plasmodium malariae inside red blood cell in the schizont stage, computer illustration
    Paramedics examining injured girl on street — Stock Photo
    Paramedics examining injured girl on street
    Blood pressure and circulatory system — Stock Photo
    Blood pressure and circulatory system
    Blood pressure gauge. close-up. — Stock Photo
    Blood pressure gauge. close-up.
    Cropped shot of physician using stethoscope on patient's hand — Stock Photo
    Cropped shot of physician using stethoscope on patient's hand
    White blood cells, digital illustration. — Stock Photo
    White blood cells, digital illustration.
    Human heart anatomy — Stock Photo
    Human heart anatomy
    Forensics expert collecting blood sample from crime scene. — Stock Photo
    Forensics expert collecting blood sample from crime scene.
    Red human heart on black background, computer illustration. — Stock Photo
    Red human heart on black background, computer illustration.
    Heart attack in human body, conceptual illustration. — Stock Photo
    Heart attack in human body, conceptual illustration.
    Overhead view of young boy having a snack with dog sitting underneath the table — Stock Photo
    Overhead view of young boy having a snack with dog sitting underneath the table
    Senior Fisherman filleting fish in boat — Stock Photo
    Senior Fisherman filleting fish in boat
    Runner silhouette with visible heart, composite digital illustration. — Stock Photo
    Runner silhouette with visible heart, composite digital illustration.
    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.
    Pack of wild dogs, Lycaon Pictus, covered in blood, drinking at water hole — Stock Photo
    Pack of wild dogs, Lycaon Pictus, covered in blood, drinking at water hole
    Illustration of senior woman blue silhouette with highlighted heart on white background. — Stock Photo
    Illustration of senior woman blue silhouette with highlighted heart on white background.
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample. — Stock Photo
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample.
    Digital illustration of cross-section of blood vessel with acute lymphoblastic leukaemia showing abundant lymphoblasts. — Stock Photo
    Digital illustration of cross-section of blood vessel with acute lymphoblastic leukaemia showing abundant lymphoblasts.
    Female scientist holding blood samples in test tubes. — Stock Photo
    Female scientist holding blood samples in test tubes.
    Colored illustration showing abundant lymphoblast cells in human bone marrow smear in acute lymphoblastic leukaemia. — Stock Photo
    Colored illustration showing abundant lymphoblast cells in human bone marrow smear in acute lymphoblastic leukaemia.
    Round red cells on plain background, digital illustration. — Stock Photo
    Round red cells on plain background, digital illustration.
    Blood samples in a multi well plate during a clinical trial. — Stock Photo
    Blood samples in a multi well plate during a clinical trial.
    Finger-like projections of the duodenum — Stock Photo
    Finger-like projections of the duodenum
    Red blood cells, digital illustration. — Stock Photo
    Red blood cells, digital illustration.
    Plasmodium falciparum protozoan inside red blood cells, computer illustration — Stock Photo
    Plasmodium falciparum protozoan inside red blood cells, computer illustration
    Illustration of senior woman silhouette showing heart on black background. — Stock Photo
    Illustration of senior woman silhouette showing heart on black background.
    B-lymphocyte white blood cells — Stock Photo
    B-lymphocyte white blood cells
    Female donor with patch on hand sitting in medical chair after blood transfusion procedure — Stock Photo
    Female donor with patch on hand sitting in medical chair after blood transfusion procedure
    Human cardiovascular system — Stock Photo
    Human cardiovascular system
    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
    Illustration of eosinophil white blood cell with purple lobed nuclei. — Stock Photo
    Illustration of eosinophil white blood cell with purple lobed nuclei.
    Red blood cells, computer illustration — Stock Photo
    Red blood cells, computer illustration
    Illustration of human vascular system on blue background. — Stock Photo
    Illustration of human vascular system on blue background.
    Cropped image of Doctor checking blood pressure of patient in clinic — Stock Photo
    Cropped image of Doctor checking blood pressure of patient in clinic
    Low angle on blood vessels of human upper body, digital illustration. — Stock Photo
    Low angle on blood vessels of human upper body, digital illustration.
    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
    Red blood cells in a blood vessel — Stock Photo
    Red blood cells in a blood vessel
    Senior mixed race man at home taking his blood pressure and writing it down. senior healthcare at home during quarantine lockdown. — Stock Photo
    Senior mixed race man at home taking his blood pressure and writing it down. senior healthcare at home during quarantine lockdown.
    Section through a full term placenta — Stock Photo
    Section through a full term placenta
    Cropped shot of physician measuring patient'd blood pressure with tonometer — Stock Photo
    Cropped shot of physician measuring patient'd blood pressure with tonometer
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Illustration of group of cells in blood clot. — Stock Photo
    Illustration of group of cells in blood clot.
    3d rendered colored illustration of tick on skin surface. — Stock Photo
    3d rendered colored illustration of tick on skin surface.
    Blood test kit and and analysis results — Stock Photo
    Blood test kit and and analysis results
    Blood vessels of the knee, computer illustration — Stock Photo
    Blood vessels of the knee, computer illustration
    Coloured scanning electron micrograph of activated platelets attached to surgical gauze. — Stock Photo
    Coloured scanning electron micrograph of activated platelets attached to surgical gauze.
    Group of surgeons performing operation in operation theater of hospital — Stock Photo
    Group of surgeons performing operation in operation theater of hospital
    Female vascular system structure,computer illustration. — Stock Photo
    Female vascular system structure,computer illustration.
    Cardiovascular system with emphasis on heart — Stock Photo
    Cardiovascular system with emphasis on heart
    Plasmodium vivax protozoa and red blood cells, digital illustration. — Stock Photo
    Plasmodium vivax protozoa and red blood cells, digital illustration.
    Girl sitting at a table eating a blood orange — Stock Photo
    Girl sitting at a table eating a blood orange
    Digital illustration of balls of cholesterol lipids in blood vessel. — Stock Photo
    Digital illustration of balls of cholesterol lipids in blood vessel.
    Client with red marks on back after receiving cupping therapy. — Stock Photo
    Client with red marks on back after receiving cupping therapy.
    Brain anatomy showing blood supply system — Stock Photo
    Brain anatomy showing blood supply system
    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.