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    Healthy female vascular system, computer illustration — Stock Photo
    Healthy female vascular system, computer illustration
    Head louse on human hair, digital illustration. — Stock Photo
    Head louse on human hair, digital illustration.
    Illustration of heart in male body silhouette on white background. — Stock Photo
    Illustration of heart in male body silhouette on white background.
    Vascular system in normal female body, digital illustration — Stock Photo
    Vascular system in normal female body, digital illustration
    Cardiovascular system showing veins and arteries — Stock Photo
    Cardiovascular system showing veins and arteries
    Shoulder blood supply — Stock Photo
    Shoulder blood supply
    Digital illustration of nit egg of human head louse attached to human hair. — Stock Photo
    Digital illustration of nit egg of human head louse attached to human hair.
    Male upper body anatomy and internal organs, computer illustration. — Stock Photo
    Male upper body anatomy and internal organs, computer illustration.
    Low angle rear view of human silhouette showing male anatomy, digital illustration. — Stock Photo
    Low angle rear view of human silhouette showing male anatomy, digital illustration.
    Close-up of micropipette pipetting blood sample into Petri dishes. — Stock Photo
    Close-up of micropipette pipetting blood sample into Petri dishes.
    Male back anatomy and skeletal system, computer illustration. — Stock Photo
    Male back anatomy and skeletal system, computer illustration.
    Female doctor taking blood pressure of senior woman. — Stock Photo
    Female doctor taking blood pressure of senior woman.
    Resting T lymphocytes. Coloured scanning electron micrograph (SEM) of resting T lymphocytes from a human blood sample. T lymphocytes, or T cells, are a type of white blood cell and components of the body's immune system — Stock Photo
    Resting T lymphocytes. Coloured scanning electron micrograph (SEM) of resting T lymphocytes from a human blood sample. T lymphocytes, or T cells, are a type of white blood cell and components of the body's immune system
    Close-up of external filter for treatment of patient with kidney failure. — Stock Photo
    Close-up of external filter for treatment of patient with kidney failure.
    Mini pavlovas with lemon curd and blood orange — Stock Photo
    Mini pavlovas with lemon curd and blood orange
    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.
    Realistic human heart and blood vessels on black background, digital illustration. — Stock Photo
    Realistic human heart and blood vessels on black background, digital illustration.
    Fat in blood cells blocking blood vessel, digital illustration. — Stock Photo
    Fat in blood cells blocking blood vessel, digital illustration.
    Laboratory technicians analyzing blood sample in blood bank — Stock Photo
    Laboratory technicians analyzing blood sample in blood bank
    Red blood cells and white blood cells — Stock Photo
    Red blood cells and white blood cells
    Structure of dog vascular system with colorful blood vessels in transparent body, computer illustration. — Stock Photo
    Structure of dog vascular system with colorful blood vessels in transparent body, computer illustration.
    Sliced blood oranges — Stock Photo
    Sliced blood oranges
    Blood vessel in the lung — Stock Photo
    Blood vessel in the lung
    Human heart model on white background, computer illustration. — Stock Photo
    Human heart model on white background, computer illustration.
    Pathological tumor and blood supply — Stock Photo
    Pathological tumor and blood supply
    Plasmodium ovale protozoan inside red blood cells at the ring-form trophozoite stage, computer illustration — Stock Photo
    Plasmodium ovale protozoan inside red blood cells at the ring-form trophozoite stage, computer illustration
    Male anatomy showing vascular system, computer illustration. — Stock Photo
    Male anatomy showing vascular system, computer illustration.
    Cardiovascular system transporting nutrients and oxygen — Stock Photo
    Cardiovascular system transporting nutrients and oxygen
    Cat flea head — Stock Photo
    Cat flea head
    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 vessels of human head and neck, digital illustration. — Stock Photo
    Blood vessels of human head and neck, digital illustration.
    Human heart anatomy — Stock Photo
    Human heart anatomy
    3d illustration of constricted and narrowed artery while arteriosclerosis. — Stock Photo
    3d illustration of constricted and narrowed artery while arteriosclerosis.
    Blood orange and Aperol granita — Stock Photo
    Blood orange and Aperol granita
    Angel food cake with blood oranges — Stock Photo
    Angel food cake with blood oranges
    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.
    Vascular system of female upper body, computer illustration. — Stock Photo
    Vascular system of female upper body, computer illustration.
    Laboratory technician holding samples in blood bank — Stock Photo
    Laboratory technician holding samples in blood bank
    Tube with blood sample on metal tray in laboratory, close-up. — Stock Photo
    Tube with blood sample on metal tray in laboratory, close-up.
    Vascular system in normal female body, digital illustration — Stock Photo
    Vascular system in normal female body, digital illustration
    HIV human immunodeficiency virus in bloodstream, digital illustration — Stock Photo
    HIV human immunodeficiency virus in bloodstream, digital illustration
    Crop unrecognizable veterinarian measuring pulse of cat with blood oxygen meter during operation in clinic — Stock Photo
    Crop unrecognizable veterinarian measuring pulse of cat with blood oxygen meter during operation in clinic
    Plasmodium malariae protozoa in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoa in blood vessel, computer illustration.
    Flying adult female mosquito — Stock Photo
    Flying adult female mosquito
    Digital illustration of senior man anatomy showing heart. — Stock Photo
    Digital illustration of senior man anatomy showing heart.
    Male and female surgeons performing operation in operation theater of hospital — Stock Photo
    Male and female surgeons performing operation in operation theater of hospital
    Human heart model on blue background, computer illustration. — Stock Photo
    Human heart model on blue background, computer illustration.
    Nurse checking blood pressure of senior patient in hospital — Stock Photo
    Nurse checking blood pressure of senior patient in hospital
    Male anatomy with tissue and systems — Stock Photo
    Male anatomy with tissue and systems
    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
    Whole and half blood oranges — Stock Photo
    Whole and half blood oranges
    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.
    Close-up of unconscious girl fallen on ground after accident — Stock Photo
    Close-up of unconscious girl fallen on ground after accident
    Dendritic cell, computer illustration. A dendritic cell is a type of white blood cell. It is an antigen-presenting cell (APC), which presents antigens to T lymphocytes. — Stock Photo
    Dendritic cell, computer illustration. A dendritic cell is a type of white blood cell. It is an antigen-presenting cell (APC), which presents antigens to T lymphocytes.
    Galettes with oranges and blood oranges — Stock Photo
    Galettes with oranges and blood oranges
    Red blood cells — Stock Photo
    Red blood cells
    Astrocyte brain glial cell connecting neuronal cells to blood vessel, digital illustration. — Stock Photo
    Astrocyte brain glial cell connecting neuronal cells to blood vessel, digital illustration.
    Activated platelet cells — Stock Photo
    Activated platelet cells
    Variety of fruits in wooden boxes at supermarket — Stock Photo
    Variety of fruits in wooden boxes at supermarket
    Tick on human skin, computer illustration. — Stock Photo
    Tick on human skin, computer illustration.