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    Human rib cage showing heart with vessels and bronchial tree on white background. — Stock Photo
    Human rib cage showing heart with vessels and bronchial tree on white background.
    Illustration of blue silhouette of obese woman with highlighted heart on white background. — Stock Photo
    Illustration of blue silhouette of obese woman with highlighted heart on white background.
    Sporozoite malaria pathogens, digital illustration. — Stock Photo
    Sporozoite malaria pathogens, digital illustration.
    Digital illustration of blood vessels of throat of senior man. — Stock Photo
    Digital illustration of blood vessels of throat of senior man.
    Male upper body anatomy and internal organs, computer illustration. — Stock Photo
    Male upper body anatomy and internal organs, computer illustration.
    Laboratory technician analyzing blood samples in blood bank — Stock Photo
    Laboratory technician analyzing blood samples in blood bank
    Fat in blood cells blocking blood vessel, digital illustration. — Stock Photo
    Fat in blood cells blocking blood vessel, digital illustration.
    Female anatomy showing heart in transparent body silhouette, computer illustration. — Stock Photo
    Female anatomy showing heart in transparent body silhouette, computer illustration.
    Cytotoxic T-cells capturing cancer cells, digital illustration. — Stock Photo
    Cytotoxic T-cells capturing cancer cells, digital illustration.
    Molecules of insulin circulating in the blood stream — Stock Photo
    Molecules of insulin circulating in the blood stream
    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.
    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.
    White blood cell structure — Stock Photo
    White blood cell structure
    Illustration of human silhouette with inflamed heart. — Stock Photo
    Illustration of human silhouette with inflamed heart.
    Sliced Blutwurst blood sausage — Stock Photo
    Sliced Blutwurst blood sausage
    Spanish blood sausage with rice — Stock Photo
    Spanish blood sausage with rice
    Small intestine. Coloured scanning electron micrograph (SEM) of a freeze-fractured of the small intestine. The surface consists of deep folds, called villi. The intestinal surface( pink) is exposed to food — Stock Photo
    Small intestine. Coloured scanning electron micrograph (SEM) of a freeze-fractured of the small intestine. The surface consists of deep folds, called villi. The intestinal surface( pink) is exposed to food
    Senior woman checking blood pressure on a monitor at home — Stock Photo
    Senior woman checking blood pressure on a monitor at home
    Abstract blood vessel with white and red blood cells, digital illustration. — Stock Photo
    Abstract blood vessel with white and red blood cells, digital illustration.
    Donor blood being separated into component parts in bags. — Stock Photo
    Donor blood being separated into component parts in bags.
    Stent and balloon catheter for implantation into blood vessel, digital illustration. — Stock Photo
    Stent and balloon catheter for implantation into blood vessel, digital illustration.
    Plasmodium vivax protozoa and red blood cells, digital illustration. — Stock Photo
    Plasmodium vivax protozoa and red blood cells, digital illustration.
    Potatoes stuffed with sausage — Stock Photo
    Potatoes stuffed with sausage
    Vet writing on test tubes, Franc — Stock Photo
    Vet writing on test tubes, Franc
    Structural anatomy of human pelvis — Stock Photo
    Structural anatomy of human pelvis
    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
    Blood sample awaiting testing in laboratory, close-up with selective focus. — Stock Photo
    Blood sample awaiting testing in laboratory, close-up with selective focus.
    Skin anatomy showing tissue stratification — Stock Photo
    Skin anatomy showing tissue stratification
    Red blood cells in sickle cell anaemia — Stock Photo
    Red blood cells in sickle cell anaemia
    Human heart, computer illustration — Stock Photo
    Human heart, computer illustration
    Healthy female vascular system, computer illustration — Stock Photo
    Healthy female vascular system, computer illustration
    Closeup set of medical flasks with blood samples arranged in container in modern hospital laboratory — Stock Photo
    Closeup set of medical flasks with blood samples arranged in container in modern hospital laboratory
    Computer generated image of capsules modeled on sample of fluoxetine — Stock Photo
    Computer generated image of capsules modeled on sample of fluoxetine
    Girl sitting at a table eating a blood orange — Stock Photo
    Girl sitting at a table eating a blood orange
    From above coronavirus negative and positive blood test near vaccine flask and syringe on blue background — Stock Photo
    From above coronavirus negative and positive blood test near vaccine flask and syringe on blue background
    Pathological tumor and blood supply — Stock Photo
    Pathological tumor and blood supply
    Group of white masks fanned out with reusable KN95 protection index for virus protection on red background — Stock Photo
    Group of white masks fanned out with reusable KN95 protection index for virus protection on red background
    Forensics expert collecting blood sample from crime scene. — Stock Photo
    Forensics expert collecting blood sample from crime scene.
    Female researcher preparing multi-well sample tray of blood for analysis. — Stock Photo
    Female researcher preparing multi-well sample tray of blood for analysis.
    Head louse on human hair, digital illustration. — Stock Photo
    Head louse on human hair, digital illustration.
    Halved Blood oranges with leaves — Stock Photo
    Halved Blood oranges with leaves
    Chest, neck and head arteries — Stock Photo
    Chest, neck and head arteries
    Red blood cell infected with Plasmodium sp. parasites (at schizont stage) causing malaria, computer illustration. — Stock Photo
    Red blood cell infected with Plasmodium sp. parasites (at schizont stage) causing malaria, computer illustration.
    Light micrograph (LM) of a vertical section through the pseudostratified columnar epithelium from the trachea, the tube in the throat leading from the mouth to the bronchus and the lungs. — Stock Photo
    Light micrograph (LM) of a vertical section through the pseudostratified columnar epithelium from the trachea, the tube in the throat leading from the mouth to the bronchus and the lungs.
    3d illustration of lymphocytes attacking cancer cells in human body. — Stock Photo
    3d illustration of lymphocytes attacking cancer cells in human body.
    Close-up view of Chameleon sitting on green branch, Indonesia — Stock Photo
    Close-up view of Chameleon sitting on green branch, Indonesia
    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.
    Close-up of tube and syringe in hematology laboratory with scientist in background. — Stock Photo
    Close-up of tube and syringe in hematology laboratory with scientist in background.
    Laboratory technician analyzing blood bag in blood bank — Stock Photo
    Laboratory technician analyzing blood bag in blood bank
    Red blood cells and white blood cells — Stock Photo
    Red blood cells and white blood cells
    Male back anatomy and skeletal system, computer illustration. — Stock Photo
    Male back anatomy and skeletal system, computer illustration.
    Vascular system of female upper body, computer illustration. — Stock Photo
    Vascular system of female upper body, computer illustration.
    Side view of an active senior woman checking her blood sugar level with a glucometer on the bed in bedroom at home — Stock Photo
    Side view of an active senior woman checking her blood sugar level with a glucometer on the bed in bedroom at home
    Structure of neutrophil white blood cell, digital illustration. — Stock Photo
    Structure of neutrophil white blood cell, digital illustration.
    Surgical equipment and monitors. — Stock Photo
    Surgical equipment and monitors.
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    Human heart, computer illustration. — Stock Photo
    Human heart, computer illustration.
    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.
    Illustration of human heart anatomy on blue background. — Stock Photo
    Illustration of human heart anatomy on blue background.
    Rotavirus virus particles in the bloodstream — Stock Photo
    Rotavirus virus particles in the bloodstream