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    Structure of dog vascular system with colorful blood vessels in transparent body, cropped, computer illustration. — Stock Photo
    Structure of dog vascular system with colorful blood vessels in transparent body, cropped, computer illustration.
    Protozoa Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration. — Stock Photo
    Protozoa Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration.
    Basophil white blood cell and red blood cells, digital illustration. — Stock Photo
    Basophil white blood cell and red blood cells, digital illustration.
    Illustration of inflamed heart in human body silhouette. — Stock Photo
    Illustration of inflamed heart in human body silhouette.
    3d anatomical model demonstrating female anatomy and internal organs in front view, computer illustration. — Stock Photo
    3d anatomical model demonstrating female anatomy and internal organs in front view, computer illustration.
    Red blood cells in blood vessel, digital illustration. — Stock Photo
    Red blood cells in blood vessel, digital illustration.
    Virus particles spreading through blood stream — Stock Photo
    Virus particles spreading through blood stream
    Crop anonymous vet doctor with syringe taking blood sample from cat during examination in veterinary clinic — Stock Photo
    Crop anonymous vet doctor with syringe taking blood sample from cat during examination in veterinary clinic
    Human face and neck with nervous, lymphatic and circulatory systems — Stock Photo
    Human face and neck with nervous, lymphatic and circulatory systems
    Senior woman with diabetes using blood glucose meter on finger — Stock Photo
    Senior woman with diabetes using blood glucose meter on finger
    First-aider practicing cardiopulmonary resuscitation on training dummy. — Stock Photo
    First-aider practicing cardiopulmonary resuscitation on training dummy.
    Brain anatomy showing blood supply system — Stock Photo
    Brain anatomy showing blood supply system
    PCR micro tube strip with red liquid. — Stock Photo
    PCR micro tube strip with red liquid.
    Illustration of male office worker vascular system. — Stock Photo
    Illustration of male office worker vascular system.
    Pistachio and Seville Orange Cake with a blood orange syrup drizzle — Stock Photo
    Pistachio and Seville Orange Cake with a blood orange syrup drizzle
    Close-up of sliced blood oranges on a table — Stock Photo
    Close-up of sliced blood oranges on a table
    Nanobot in bloodstream with red erythrocytes, digital illustration. — Stock Photo
    Nanobot in bloodstream with red erythrocytes, digital illustration.
    Plasmodium vivax protozoa and red blood cells, digital illustration. — Stock Photo
    Plasmodium vivax protozoa and red blood cells, digital illustration.
    Close-up of test tube in rack at blood bank — Stock Photo
    Close-up of test tube in rack at blood bank
    Bloodstream showing red blood cells — Stock Photo
    Bloodstream showing red blood cells
    Blood oranges in wooden box, one halved — Stock Photo
    Blood oranges in wooden box, one halved
    Lymphocyte white blood cell in blood smear, digital illustration. — Stock Photo
    Lymphocyte white blood cell in blood smear, digital illustration.
    T-cells (turquoise) surrounding a tumour (pink), illustration. T-lymphocytes, or T-cells, are a type of white blood cell and components of the body's immune system. They mature in the thymus — Stock Photo
    T-cells (turquoise) surrounding a tumour (pink), illustration. T-lymphocytes, or T-cells, are a type of white blood cell and components of the body's immune system. They mature in the thymus
    Female body with visible cardiovascular system, digital illustration. — Stock Photo
    Female body with visible cardiovascular system, digital illustration.
    Male head and neck anatomy and blood vessels, computer illustration. — Stock Photo
    Male head and neck anatomy and blood vessels, computer illustration.
    Doctor checking senior woman blood pressure — Stock Photo
    Doctor checking senior woman blood pressure
    Colored illustration of cancer cell being attacked by white blood cells. — Stock Photo
    Colored illustration of cancer cell being attacked by white blood cells.
    Structure of white blood cell — Stock Photo
    Structure of white blood cell
    Healthy cardiovascular system — Stock Photo
    Healthy cardiovascular 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.
    Human vein showing tissue stratification — Stock Photo
    Human vein showing tissue stratification
    Veins in transparent dog body, cropped, anatomical computer illustration. — Stock Photo
    Veins in transparent dog body, cropped, anatomical computer illustration.
    Cross-section of human skin with hair follicle, digital illustration. — Stock Photo
    Cross-section of human skin with hair follicle, digital illustration.
    Glass tube with blood sample of patient placed near syringe on table in vet clinic laboratory — Stock Photo
    Glass tube with blood sample of patient placed near syringe on table in vet clinic laboratory
    Colored magnetic resonance imaging head scan showing arteriovenous malformation. — Stock Photo
    Colored magnetic resonance imaging head scan showing arteriovenous malformation.
    Influenza virus particles in blood stream — Stock Photo
    Influenza virus particles in blood stream
    Senior woman checking blood pressure on a monitor at home — Stock Photo
    Senior woman checking blood pressure on a monitor at home
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    Team of doctors giving oxygen to patient in intensive care unit — Stock Photo
    Team of doctors giving oxygen to patient in intensive care unit
    Illustration of silhouette of obese man with visible heart. — Stock Photo
    Illustration of silhouette of obese man with visible heart.
    Blood red slices ripest pomegranate — Stock Photo
    Blood red slices ripest pomegranate
    Elderly man putting on cuff of blood pressure monitor on arm on sofa at home — Stock Photo
    Elderly man putting on cuff of blood pressure monitor on arm on sofa at home
    Veterinarian in sterile gloves with surgical tweezers and scissors operating anonymous animal in hospital — Stock Photo
    Veterinarian in sterile gloves with surgical tweezers and scissors operating anonymous animal in hospital
    Anatomy of heart interior with labels — Stock Photo
    Anatomy of heart interior with labels
    Nervous and circulatory systems — Stock Photo
    Nervous and circulatory systems
    Physiotherapist checking blood pressure of woman in clinic — Stock Photo
    Physiotherapist checking blood pressure of woman in clinic
    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.
    Calcitonin peptide bound to receptor, illustration. — Stock Photo
    Calcitonin peptide bound to receptor, illustration.
    Medical samples — Stock Photo
    Medical samples
    Digital illustration showing abundant lymphoblast cells in human blood in acute lymphoblastic leukaemia. — Stock Photo
    Digital illustration showing abundant lymphoblast cells in human blood in acute lymphoblastic leukaemia.
    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.
    Female anatomy showing vascular system, digital illustration. — Stock Photo
    Female anatomy showing vascular system, digital illustration.
    Illustration of transparent blue silhouette of male body with colored heart. — Stock Photo
    Illustration of transparent blue silhouette of male body with colored heart.
    Black horse in field — Stock Photo
    Black horse in field
    Senior woman checking blood pressure on a monitor at home — Stock Photo
    Senior woman checking blood pressure on a monitor at home
    Male body with visible vascular system, computer illustration. — Stock Photo
    Male body with visible vascular system, computer illustration.
    Red blood cells — Stock Photo
    Red blood cells
    Blood orange muffins with raisins — Stock Photo
    Blood orange muffins with raisins
    Medical illustration of female body with digestive and circulatory systems — Stock Photo
    Medical illustration of female body with digestive and circulatory systems