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    Forensics expert collecting blood sample from crime scene. — Stock Photo
    Forensics expert collecting blood sample from crime scene.
    Colored scanning electron micrograph of resting T-lymphocytes from human blood sample. — Stock Photo
    Colored scanning electron micrograph of resting T-lymphocytes from human blood sample.
    Tube with blood sample on metal tray in laboratory, close-up. — Stock Photo
    Tube with blood sample on metal tray in laboratory, close-up.
    Cholesterol plaque leading to atherosclerosis — Stock Photo
    Cholesterol plaque leading to atherosclerosis
    Medical illustration of alveoli on black background — Stock Photo
    Medical illustration of alveoli on black background
    Red blood cells — Stock Photo
    Red blood cells
    Woman checking blood pressure test at hospital — Stock Photo
    Woman checking blood pressure test at hospital
    Head louse on human hair, digital illustration. — Stock Photo
    Head louse on human hair, digital illustration.
    Pyoderma skin disease — Stock Photo
    Pyoderma skin disease
    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
    Bacterial blood infection — Stock Photo
    Bacterial blood infection
    Coloured scanning electron micrograph of macrophage white blood cell. — Stock Photo
    Coloured scanning electron micrograph of macrophage white blood cell.
    Side view of crop anonymous female veterinarian in mask against professional medical device with graphics and numbers on screen — Stock Photo
    Side view of crop anonymous female veterinarian in mask against professional medical device with graphics and numbers on screen
    Human chorionic gonadotropin glycoprotein hormone, molecular structure. — Stock Photo
    Human chorionic gonadotropin glycoprotein hormone, molecular structure.
    Plasmodium malariae protozoan inside red blood cells in the ring-form trophozoite stage, computer illustration — Stock Photo
    Plasmodium malariae protozoan inside red blood cells in the ring-form trophozoite stage, computer illustration
    Laboratory technician scanning bar code of blood bags in blood bank — Stock Photo
    Laboratory technician scanning bar code of blood bags in blood bank
    Male shoulder anatomy, digital illustration. — Stock Photo
    Male shoulder anatomy, digital illustration.
    Female silhouette showing heart anatomy, computer illustration. — Stock Photo
    Female silhouette showing heart anatomy, computer illustration.
    Open sandwich with brown sauce on plate — Stock Photo
    Open sandwich with brown sauce on plate
    Nanoparticles in blood — Stock Photo
    Nanoparticles in blood
    Red and white blood cells — Stock Photo
    Red and white blood cells
    Female silhouette showing heart anatomy, computer illustration. — Stock Photo
    Female silhouette showing heart anatomy, computer illustration.
    Mobile health. Measuring blood pressure and entering data in the smart phone. — Stock Photo
    Mobile health. Measuring blood pressure and entering data in the smart phone.
    Abstract male body with visible lymphatic system and heart, computer illustration. — Stock Photo
    Abstract male body with visible lymphatic system and heart, computer illustration.
    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.
    High angle close-up of bowls of Bun Bo Hue with beef, crab balls, blood sausage and herbs. — Stock Photo
    High angle close-up of bowls of Bun Bo Hue with beef, crab balls, blood sausage and herbs.
    Human heart in cross-section with blood vessels on white background. — Stock Photo
    Human heart in cross-section with blood vessels on white background.
    Human body model showing male anatomy and blood vessels, digital illustration. — Stock Photo
    Human body model showing male anatomy and blood vessels, digital illustration.
    3d rendered illustration of human vascular system. — Stock Photo
    3d rendered illustration of human vascular system.
    Arrangement of citrus fruits — Stock Photo
    Arrangement of citrus fruits
    Girl sitting at a table eating a blood orange — Stock Photo
    Girl sitting at a table eating a blood orange
    Digital illustration of senior man anatomy showing heart. — Stock Photo
    Digital illustration of senior man anatomy showing heart.
    Full anatomical heart model 3D illustration isolated on white background. — Stock Photo
    Full anatomical heart model 3D illustration isolated on white background.
    Coloured scanning electron micrograph (SEM) of a section through a vein in the liver, which is filled with red blood cells (erythrocytes, red). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a section through a vein in the liver, which is filled with red blood cells (erythrocytes, red).
    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
    Crop unrecognizable plastic surgeons in gowns and gloves using tweezers while performing rhinoplasty operation in contemporary clinic — Stock Photo
    Crop unrecognizable plastic surgeons in gowns and gloves using tweezers while performing rhinoplasty operation in contemporary clinic
    Human Platelets, computer illustration — Stock Photo
    Human Platelets, computer illustration
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration
    Laboratory technicians discussing over display screen in blood bank — Stock Photo
    Laboratory technicians discussing over display screen in blood bank
    Bloody cut hand dragging on ground — Stock Photo
    Bloody cut hand dragging on ground
    Plasmodium vivax protozoa inside blood vessel, digital illustration. — Stock Photo
    Plasmodium vivax protozoa inside blood vessel, digital illustration.
    Illustration of tick parasite crawling on human skin surface. — Stock Photo
    Illustration of tick parasite crawling on human skin surface.
    Anatomical model of internal organs with cross section on white background. — Stock Photo
    Anatomical model of internal organs with cross section on white background.
    Antibodies binding influenza virus. Illustration of human antibodies (orange) neutralizing a influenza virus particle (blue). Each Y-shaped molecule has two arms that can bind to specific antigens — Stock Photo
    Antibodies binding influenza virus. Illustration of human antibodies (orange) neutralizing a influenza virus particle (blue). Each Y-shaped molecule has two arms that can bind to specific antigens
    Red blood cells in bloodstream — Stock Photo
    Red blood cells in bloodstream
    Illustration of clot of human blood cells. — Stock Photo
    Illustration of clot of human blood cells.
    3d illustration of blood plasma and components of blood flowing from artery. — Stock Photo
    3d illustration of blood plasma and components of blood flowing from artery.
    Human vein showing tissue stratification — Stock Photo
    Human vein showing tissue stratification
    Illustration of lipid blood clot in circulatory system. — Stock Photo
    Illustration of lipid blood clot in circulatory system.
    3d rendered illustration of blue silhouette of man with chest pain. — Stock Photo
    3d rendered illustration of blue silhouette of man with chest pain.
    Parasitic tick biting skin — Stock Photo
    Parasitic tick biting skin
    Sportswoman with curvy body with heart rate on wearable tracker during workout on street while looking away — Stock Photo
    Sportswoman with curvy body with heart rate on wearable tracker during workout on street while looking away
    Human heart, computer illustration. — Stock Photo
    Human heart, computer illustration.
    Nanorobot on red blood cell — Stock Photo
    Nanorobot on red blood cell
    Head louse on human hair, digital illustration. — Stock Photo
    Head louse on human hair, digital illustration.
    Atherosclerosis and narrowed artery — Stock Photo
    Atherosclerosis and narrowed artery
    Plasmodium malariae protozoan inside red blood cells in the ring-form trophozoite stage, computer illustration — Stock Photo
    Plasmodium malariae protozoan inside red blood cells in the ring-form trophozoite stage, computer illustration
    T lymphocyte cells attached to cancer cell — Stock Photo
    T lymphocyte cells attached to cancer cell
    Muscular and skeletal systems — Stock Photo
    Muscular and skeletal systems
    Veins in transparent dog body, anatomical computer illustration. — Stock Photo
    Veins in transparent dog body, anatomical computer illustration.