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    Conceptual human lungs with coffee beans — Stock Photo
    Conceptual human lungs with coffee beans
    Red blood cells and blood vessel — Stock Photo
    Red blood cells and blood vessel
    Digital illustration of Neisseria gonorrhoeae bacteria inside neutrophil blood cell. — Stock Photo
    Digital illustration of Neisseria gonorrhoeae bacteria inside neutrophil blood cell.
    Illustration of human silhouette with inflamed heart. — Stock Photo
    Illustration of human silhouette with inflamed heart.
    Human heart with colored pulmonary trunk, computer illustration. — Stock Photo
    Human heart with colored pulmonary trunk, computer illustration.
    Red blood cells and platelets — Stock Photo
    Red blood cells and platelets
    Pain, conceptual computer illustration. — Stock Photo
    Pain, conceptual computer illustration.
    Illustration of visible pancreas and organs in human body silhouette. — Stock Photo
    Illustration of visible pancreas and organs in human body silhouette.
    Human heart with coronary blood vessels, illustration. — Stock Photo
    Human heart with coronary blood vessels, illustration.
    Pain, conceptual computer illustration. — Stock Photo
    Pain, conceptual computer illustration.
    Kidney glomerulus and podocyte cells — Stock Photo
    Kidney glomerulus and podocyte cells
    Arteries in transparent dog body, anatomical computer illustration. — Stock Photo
    Arteries in transparent dog body, anatomical computer illustration.
    Veins in transparent dog body, anatomical computer illustration. — Stock Photo
    Veins in transparent dog body, anatomical computer illustration.
    Illustration of a dendritic cell (centre, purple) activating T-cells (teal). Dendritic cells recognise viruses and present information about their antigens to T-cells — Stock Photo
    Illustration of a dendritic cell (centre, purple) activating T-cells (teal). Dendritic cells recognise viruses and present information about their antigens to T-cells
    Male upper body anatomy and internal organs, computer illustration. — Stock Photo
    Male upper body anatomy and internal organs, computer illustration.
    Female thorax anatomy with skeleton and internal organs, computer illustration. — Stock Photo
    Female thorax anatomy with skeleton and internal organs, computer illustration.
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    Aortic valve, computer illustration. — Stock Photo
    Aortic valve, computer illustration.
    Monocyte and lymphocyte white blood cells in blood smear, digital illustration. — Stock Photo
    Monocyte and lymphocyte white blood cells in blood smear, digital illustration.
    Transparent female body silhouette with yellow colored spleen, digital illustration. — Stock Photo
    Transparent female body silhouette with yellow colored spleen, digital illustration.
    Close-up view of researcher hand taking blood sample from rack of medical samples. — Stock Photo
    Close-up view of researcher hand taking blood sample from rack of medical samples.
    Erythrocytes red blood cells in human blood vessel, digital illustration. — Stock Photo
    Erythrocytes red blood cells in human blood vessel, digital illustration.
    Blood vessels of human head, digital illustration. — Stock Photo
    Blood vessels of human head, digital illustration.
    Conceptual illustration of human heart spiked with syringes. — Stock Photo
    Conceptual illustration of human heart spiked with syringes.
    Entamoeba histolytica engulfing red blood cells — Stock Photo
    Entamoeba histolytica engulfing red blood cells
    Structural anatomy of human pelvis — Stock Photo
    Structural anatomy of human pelvis
    Blood vessels of human shoulder, digital illustration. — Stock Photo
    Blood vessels of human shoulder, digital illustration.
    Male head and neck anatomy, digital illustration. — Stock Photo
    Male head and neck anatomy, digital illustration.
    Transparent female body silhouette with purple colored spleen, digital illustration. — Stock Photo
    Transparent female body silhouette with purple colored spleen, digital illustration.
    Red blood cells. Coloured scanning electron micrograph (SEM) of red blood cells (RBCs, erythrocytes). Red blood cells are biconcave, disc-shaped cells that transport oxygen from the lungs to body cells — Stock Photo
    Red blood cells. Coloured scanning electron micrograph (SEM) of red blood cells (RBCs, erythrocytes). Red blood cells are biconcave, disc-shaped cells that transport oxygen from the lungs to body cells
    Realistic human heart model on black background, computer illustration. — Stock Photo
    Realistic human heart model on black background, computer illustration.
    Close-up of syringe full of blood in hands of male doctor. — Stock Photo
    Close-up of syringe full of blood in hands of male doctor.
    Broken wine glass, flowers and a bloody knife — Stock Photo
    Broken wine glass, flowers and a bloody knife
    Illustration of two bypasses in human heart. — Stock Photo
    Illustration of two bypasses in human heart.
    Concentrated young black male doctor in medical uniform and mask showing test tube with blood sample to attentive boy patient during video call — Stock Photo
    Concentrated young black male doctor in medical uniform and mask showing test tube with blood sample to attentive boy patient during video call
    Young Asian male doctor measuring blood sugar level with glucometer of senior woman in the clinic — Stock Photo
    Young Asian male doctor measuring blood sugar level with glucometer of senior woman in the clinic
    Hand of technician holding hepatitis sample for testing in laboratory. — Stock Photo
    Hand of technician holding hepatitis sample for testing in laboratory.
    Illustration of human heart anatomy on blue background. — Stock Photo
    Illustration of human heart anatomy on blue background.
    3d rendering of a virus — Stock Photo
    3d rendering of a virus
    Red blood cells, computer illustration — Stock Photo
    Red blood cells, computer illustration
    Injured woman treated by paramedic at accident spot — Stock Photo
    Injured woman treated by paramedic at accident spot
    Red blood cells — Stock Photo
    Red blood cells
    Blood pumping around a human heart, illustration. — Stock Photo
    Blood pumping around a human heart, illustration.
    Close-up of a lioness eating her prey, Kenya — Stock Photo
    Close-up of a lioness eating her prey, Kenya
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    Female anatomy showing vascular system, digital illustration. — Stock Photo
    Female anatomy showing vascular system, digital illustration.
    Structure and shape of basophil — Stock Photo
    Structure and shape of basophil
    Blood cells and Plasmodium sp. parasites (at schizont stage) causing malaria, computer illustration. — Stock Photo
    Blood cells and Plasmodium sp. parasites (at schizont stage) causing malaria, computer illustration.
    Male anatomy showing vascular system, computer illustration. — Stock Photo
    Male anatomy showing vascular system, computer illustration.
    Female silhouette showing heart anatomy, computer illustration. — Stock Photo
    Female silhouette showing heart anatomy, computer illustration.
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Male body with visible skeleton and vascular system, computer illustration. — Stock Photo
    Male body with visible skeleton and vascular system, computer illustration.
    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.
    Wedge of blood orange — Stock Photo
    Wedge of blood orange
    Whole and half blood oranges — Stock Photo
    Whole and half blood oranges
    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
    Crop unrecognizable female in sportswear demonstrating hands in chalk and blood after training in bouldering center — Stock Photo
    Crop unrecognizable female in sportswear demonstrating hands in chalk and blood after training in bouldering center
    SARS-CoV-2 viruses and activated neutrophil, conceptual computer illustration — Stock Photo
    SARS-CoV-2 viruses and activated neutrophil, conceptual computer illustration
    Illustration of stent inside of human fatty artery. — Stock Photo
    Illustration of stent inside of human fatty artery.
    Narrowed artery causing atherosclerosis — Stock Photo
    Narrowed artery causing atherosclerosis