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    Digital illustration of senior man anatomy showing heart. — Stock Photo
    Digital illustration of senior man anatomy showing heart.
    Blood orange cake, sliced — Stock Photo
    Blood orange cake, sliced
    Illustration of fat inside of human artery. — Stock Photo
    Illustration of fat inside of human artery.
    Digital illustration of trypanosome parasite in blood causing Chagas disease. — Stock Photo
    Digital illustration of trypanosome parasite in blood causing Chagas disease.
    Artery partially blocked by atheroma — Stock Photo
    Artery partially blocked by atheroma
    Technician hand holding blood sample ready for testing in laboratory. — Stock Photo
    Technician hand holding blood sample ready for testing in laboratory.
    Illustration of cross section of human skin with hair follicle and blood vessels. — Stock Photo
    Illustration of cross section of human skin with hair follicle and blood vessels.
    Vascular system in normal female body, digital illustration — Stock Photo
    Vascular system in normal female body, digital illustration
    Illustration of transparent human heart silhouette. — Stock Photo
    Illustration of transparent human heart silhouette.
    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.
    Healthy female vascular system, computer illustration — Stock Photo
    Healthy female vascular system, computer illustration
    Blood orange salad — Stock Photo
    Blood orange salad
    Plasmodium falciparum protozoan inside red blood cells, computer illustration — Stock Photo
    Plasmodium falciparum protozoan inside red blood cells, 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.
    Head louse on human hair, digital illustration. — Stock Photo
    Head louse on human hair, digital illustration.
    Upper-body anatomy of adult male — Stock Photo
    Upper-body anatomy of adult male
    Plasmodium vivax protozoa and red blood cells, digital illustration. — Stock Photo
    Plasmodium vivax protozoa and red blood cells, digital illustration.
    Laboratory technician writing on a tag in blood bank — Stock Photo
    Laboratory technician writing on a tag in blood bank
    Cervical spine and blood supply system — Stock Photo
    Cervical spine and blood supply system
    Gloved hand holding multiwell tray containing blood samples. — Stock Photo
    Gloved hand holding multiwell tray containing blood samples.
    Laboratory technician using laptop in blood bank — Stock Photo
    Laboratory technician using laptop in blood bank
    Medical illustration of human blood vessels of legs. — Stock Photo
    Medical illustration of human blood vessels of legs.
    Doctor measuring blood pressure — Stock Photo
    Doctor measuring blood pressure
    Tick on human skin, computer illustration. — Stock Photo
    Tick on human skin, computer illustration.
    Hand holding a multiwell tray containing blood samples. — Stock Photo
    Hand holding a multiwell tray containing blood samples.
    Male doctor drawing female patient blood for PRP cosmetics treatment. — Stock Photo
    Male doctor drawing female patient blood for PRP cosmetics treatment.
    Assortment of medical equipment and consumables on table. — Stock Photo
    Assortment of medical equipment and consumables on table.
    3d rendered illustration of colored female heart in body silhouette. — Stock Photo
    3d rendered illustration of colored female heart in body silhouette.
    Illustration of three bypasses in human heart. — Stock Photo
    Illustration of three bypasses in human heart.
    Human heart with coronary blood vessels, digital illustration. — Stock Photo
    Human heart with coronary blood vessels, digital illustration.
    Female silhouette showing heart anatomy, computer illustration. — Stock Photo
    Female silhouette showing heart anatomy, computer illustration.
    Protozoan Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration. — Stock Photo
    Protozoan Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration.
    Petri dish with blood agar on blue background. — Stock Photo
    Petri dish with blood agar on blue background.
    Laboratory technician analyzing chemical solution in blood bank — Stock Photo
    Laboratory technician analyzing chemical solution in blood bank
    Platelets in human blood, computer illustration. — Stock Photo
    Platelets in human blood, computer illustration.
    Coyotes around carcass — Stock Photo
    Coyotes around carcass
    Smartphone hanging on IV drip — Stock Photo
    Smartphone hanging on IV drip
    Molecules of insulin circulating in the blood stream — Stock Photo
    Molecules of insulin circulating in the blood stream
    Illustration of transparent blue silhouette of male body with colored heart. — Stock Photo
    Illustration of transparent blue silhouette of male body with colored heart.
    3d illustration of white blood cells leukocytes secreting antibodies to destroy allergen in human body. — Stock Photo
    3d illustration of white blood cells leukocytes secreting antibodies to destroy allergen in human body.
    Illustration of human heart anatomy on grey background. — Stock Photo
    Illustration of human heart anatomy on grey background.
    Laboratory technician using refrigerated centrifuge machine in blood bank — Stock Photo
    Laboratory technician using refrigerated centrifuge machine in blood bank
    Male back anatomy and skeletal system, computer illustration. — Stock Photo
    Male back anatomy and skeletal system, computer illustration.
    Close-up view of medical equipment on tray. — Stock Photo
    Close-up view of medical equipment on tray.
    Injured woman treated by paramedic at accident spot — Stock Photo
    Injured woman treated by paramedic at accident spot
    Laboratory technician analyzing blood samples in blood bank — Stock Photo
    Laboratory technician analyzing blood samples in blood bank
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Crop unrecognizable surgeon in protective gloves suturing wound on nose of anonymous patient during rhinoplasty surgery in hospital — Stock Photo
    Crop unrecognizable surgeon in protective gloves suturing wound on nose of anonymous patient during rhinoplasty surgery in hospital
    Protozoan Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration. — Stock Photo
    Protozoan Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration.
    Female body with visible vascular system, digital illustration. — Stock Photo
    Female body with visible vascular system, digital illustration.
    Vascular system of human head, computer illustration. — Stock Photo
    Vascular system of human head, computer illustration.
    Human bronchi and heart, illustration — Stock Photo
    Human bronchi and heart, illustration
    Male head and neck anatomy and musculature, digital illustration. — Stock Photo
    Male head and neck anatomy and musculature, digital illustration.
    Parasitic louse on human head skin, digital illustration. — Stock Photo
    Parasitic louse on human head skin, digital illustration.
    Doctor testing patient blood sugar for diabetes in examination room — Stock Photo
    Doctor testing patient blood sugar for diabetes in examination room
    Human heart against yellow background, illustration. — Stock Photo
    Human heart against yellow background, illustration.
    Digital illustration of trypanosome parasites in blood vessel causing Chagas disease. — Stock Photo
    Digital illustration of trypanosome parasites in blood vessel causing Chagas disease.
    Medical illustration of arteries, veins and lymphatic system in female midsection — Stock Photo
    Medical illustration of arteries, veins and lymphatic system in female midsection
    Snake red blood cells. Coloured scanning electron micrograph (SEM) of whole and fractured red blood cells (erythrocytes, red) in a small blood vessel of a snake — Stock Photo
    Snake red blood cells. Coloured scanning electron micrograph (SEM) of whole and fractured red blood cells (erythrocytes, red) in a small blood vessel of a snake
    Illustration of a blood clot in damaged blood vessel made of red blood cells, platelets and fibrin protein strands. — Stock Photo
    Illustration of a blood clot in damaged blood vessel made of red blood cells, platelets and fibrin protein strands.