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    Red blood cells in blood vessel, digital illustration. — Stock Photo
    Red blood cells in blood vessel, digital 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.
    From above view of cut bloody hand in wooden drawer. — Stock Photo
    From above view of cut bloody hand in wooden drawer.
    Digital illustration of trypanosome parasites causing Chagas disease in blood vessel. — Stock Photo
    Digital illustration of trypanosome parasites causing Chagas disease in blood vessel.
    3d illustration of constricted and narrowed artery while arteriosclerosis. — Stock Photo
    3d illustration of constricted and narrowed artery while arteriosclerosis.
    Heart capillary with red blood cell between muscle fibres, colored scanning electron micrograph. — Stock Photo
    Heart capillary with red blood cell between muscle fibres, colored scanning electron micrograph.
    Colored illustration of mosquito pest on skin. — Stock Photo
    Colored illustration of mosquito pest on skin.
    Digital illustration of trypanosomes in red blood cells in blood causing sleeping sickness. — Stock Photo
    Digital illustration of trypanosomes in red blood cells in blood causing sleeping sickness.
    Human blood cells, light micrograph. — Stock Photo
    Human blood cells, light micrograph.
    Hypodermic needle and blood, computer illustration — Stock Photo
    Hypodermic needle and blood, computer illustration
    Digital artwork of T-lymphocyte cells attacking red cancer cell. — Stock Photo
    Digital artwork of T-lymphocyte cells attacking red cancer cell.
    Nanomachines working on red blood cells, digital illustration. — Stock Photo
    Nanomachines working on red blood cells, digital illustration.
    Donor blood being separated into component parts in bag. — Stock Photo
    Donor blood being separated into component parts in bag.
    Medical illustration of blastocyst beginning implanting in the wall of the uterus — Stock Photo
    Medical illustration of blastocyst beginning implanting in the wall of the uterus
    Plasmodium malariae protozoan and red blood cells in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoan and red blood cells in blood vessel, computer illustration.
    Close-up of beef meat ribs in industrial machine — Stock Photo
    Close-up of beef meat ribs in industrial machine
    Rotavirus virus particles in the bloodstream — Stock Photo
    Rotavirus virus particles in the bloodstream
    Coloured scanning electron micrograph (SEM) of a human red blood cell (erythrocyte, red) and a white blood cell (leucoocyte, blue). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a human red blood cell (erythrocyte, red) and a white blood cell (leucoocyte, blue).
    Bacterial blood infection — Stock Photo
    Bacterial blood infection
    Colored illustration of mosquito pest on skin. — Stock Photo
    Colored illustration of mosquito pest on skin.
    Blood vessel in the lung — Stock Photo
    Blood vessel in the lung
    Donor blood being separated into component parts in bag. — Stock Photo
    Donor blood being separated into component parts in bag.
    Fat in blood cells blocking blood vessel, digital illustration. — Stock Photo
    Fat in blood cells blocking blood vessel, digital illustration.
    Red blood cells, computer illustration — Stock Photo
    Red blood cells, computer illustration
    Blood samples in test tubes — Stock Photo
    Blood samples in test tubes
    Red blood cells — Stock Photo
    Red blood cells
    Anatomical model of internal organs with cross section on white background. — Stock Photo
    Anatomical model of internal organs with cross section on white background.
    Plasmodium malariae protozoa in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoa in blood vessel, computer illustration.
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    Fresh blood oranges and drinking glasses — Stock Photo
    Fresh blood oranges and drinking glasses
    Red blood cells in a blood vessel — Stock Photo
    Red blood cells in a blood vessel
    Fresh blood oranges and drinking glasses — Stock Photo
    Fresh blood oranges and drinking glasses
    Colored scanning electron micrograph of human red blood cells erythrocytes, white blood cells leukocytes and platelet thrombocyte. — Stock Photo
    Colored scanning electron micrograph of human red blood cells erythrocytes, white blood cells leukocytes and platelet thrombocyte.
    Illustration of human heart anatomy on white background. — Stock Photo
    Illustration of human heart anatomy on white background.
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration
    Illustration of schistosoma blood fluke flatworm. — Stock Photo
    Illustration of schistosoma blood fluke flatworm.
    Agar plate and specimen brush on blue background. — Stock Photo
    Agar plate and specimen brush on blue background.
    Pyoderma skin disease — Stock Photo
    Pyoderma skin disease
    Diseased blood cells with bacteria, computer illustration. — Stock Photo
    Diseased blood cells with bacteria, computer illustration.
    Red blood cells on white background, digital illustration. — Stock Photo
    Red blood cells on white background, digital illustration.
    Plasmodium ovale protozoan parasites and red blood cell in flow, computer illustration. — Stock Photo
    Plasmodium ovale protozoan parasites and red blood cell in flow, computer illustration.
    Close-up of beef ribs in processing machine — Stock Photo
    Close-up of beef ribs in processing machine
    Abstract blood vessel with white and red blood cells, digital illustration. — Stock Photo
    Abstract blood vessel with white and red blood cells, digital illustration.
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration