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    Healthy red blood cells — Stock Photo
    Healthy red blood cells
    Erythrocyte red blood cell, digital illustration. — Stock Photo
    Erythrocyte red blood cell, digital illustration.
    Elder man checking his arterial pressure with machine — Stock Photo
    Elder man checking his arterial pressure with machine
    From above of crop anonymous female donor with patch on hand sitting in medical chair after blood transfusion procedure — Stock Photo
    From above of crop anonymous female donor with patch on hand sitting in medical chair after blood transfusion procedure
    Blood vessels of the neck — Stock Photo
    Blood vessels of the neck
    Blood oranges and squeezed juice in glass on wooden surface — Stock Photo
    Blood oranges and squeezed juice in glass on wooden surface
    Red blood cells, digital illustration. — Stock Photo
    Red blood cells, digital illustration.
    Illustration of senior man silhouette with visible heart. — Stock Photo
    Illustration of senior man silhouette with visible heart.
    Labelled test tubes with blood samples. — Stock Photo
    Labelled test tubes with blood samples.
    Illustration of transparent human heart silhouette. — Stock Photo
    Illustration of transparent human heart silhouette.
    Male head and neck anatomy and musculature, digital illustration. — Stock Photo
    Male head and neck anatomy and musculature, digital illustration.
    Person giving blood — Stock Photo
    Person giving blood
    Rotavirus virus particles in the bloodstream — Stock Photo
    Rotavirus virus particles in the bloodstream
    Stacked Petri dishes with blood samples. — Stock Photo
    Stacked Petri dishes with blood samples.
    Monocyte and lymphocyte white blood cells in blood smear, digital illustration. — Stock Photo
    Monocyte and lymphocyte white blood cells in blood smear, digital illustration.
    Blood orange slices with a citrus press — Stock Photo
    Blood orange slices with a citrus press
    Close-up of blood sample in tube and syringe. — Stock Photo
    Close-up of blood sample in tube and syringe.
    Black pudding slices with apple — Stock Photo
    Black pudding slices with apple
    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.
    Plasmodium vivax protozoa and red blood cells, digital illustration. — Stock Photo
    Plasmodium vivax protozoa and red blood cells, digital illustration.
    Moscow Mule in glass with blood orange slices — Stock Photo
    Moscow Mule in glass with blood orange slices
    Plasmodium vivax protozoa inside blood vessel, digital illustration. — Stock Photo
    Plasmodium vivax protozoa inside blood vessel, digital illustration.
    Schematic representation of human vein structure — Stock Photo
    Schematic representation of human vein structure
    Empty medical armchairs prepared for donors in modern blood transfusion center with contemporary equipment — Stock Photo
    Empty medical armchairs prepared for donors in modern blood transfusion center with contemporary equipment
    Italian appetiser platter — Stock Photo
    Italian appetiser platter
    Paramedics examining injured girl on street — Stock Photo
    Paramedics examining injured girl on street
    Female upper body anatomy and internal organs, computer illustration. — Stock Photo
    Female upper body anatomy and internal organs, computer illustration.
    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.
    Lymphocyte white blood cells — Stock Photo
    Lymphocyte white blood cells
    Healthy red blood cells — Stock Photo
    Healthy red blood cells
    White blood cells, digital illustration. — Stock Photo
    White blood cells, digital illustration.
    Digital artwork of T-lymphocyte cells attacking red cancer cell. — Stock Photo
    Digital artwork of T-lymphocyte cells attacking red cancer cell.
    Illustration of stent inside of human fatty artery. — Stock Photo
    Illustration of stent inside of human fatty artery.
    White blood cell engulfing bacteria — Stock Photo
    White blood cell engulfing bacteria
    Grey human heart model on red background, computer illustration. — Stock Photo
    Grey human heart model on red background, computer illustration.
    Top view of crop unrecognizable doctor measuring blood oxygen of patient with heart rate monitor at table with stethoscope in clinic — Stock Photo
    Top view of crop unrecognizable doctor measuring blood oxygen of patient with heart rate monitor at table with stethoscope in clinic
    Biologist with protective gloves performing a coronavirus test on a person in a car — Stock Photo
    Biologist with protective gloves performing a coronavirus test on a person in a car
    Medical illustration of blood clotting process inside artery — Stock Photo
    Medical illustration of blood clotting process inside artery
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration
    Realistic human heart and blood vessels on white background, digital illustration. — Stock Photo
    Realistic human heart and blood vessels on white background, digital illustration.
    3d rendered illustration of blue silhouette of man with chest pain on black background. — Stock Photo
    3d rendered illustration of blue silhouette of man with chest pain on black background.
    Skeletal and cardiovascular systems — Stock Photo
    Skeletal and cardiovascular systems
    3d anatomical model demonstrating female anatomy and internal organs in obese body in front view, computer illustration. — Stock Photo
    3d anatomical model demonstrating female anatomy and internal organs in obese body in front view, computer illustration.
    Schematic representation of human vein structure — Stock Photo
    Schematic representation of human vein structure
    Human silhouette showing heart with blood vessels and bronchial tree on white background. — Stock Photo
    Human silhouette showing heart with blood vessels and bronchial tree on white background.
    Illustration of heart in human body silhouette. — Stock Photo
    Illustration of heart in human body silhouette.
    Head louse on human hair, digital illustration. — Stock Photo
    Head louse on human hair, digital illustration.
    Person donating blood — Stock Photo
    Person donating blood
    Using pulse oximeter at home to test oxygen level in blood. — Stock Photo
    Using pulse oximeter at home to test oxygen level in blood.
    Body of cat flea — Stock Photo
    Body of cat flea
    Blood Orange Juice on white — Stock Photo
    Blood Orange Juice on white
    Blood bags against white background. — Stock Photo
    Blood bags against white background.
    Human heart anatomy — Stock Photo
    Human heart anatomy
    Injured girl treated by paramedic at accident spot — Stock Photo
    Injured girl treated by paramedic at accident spot
    Programmed cell death in immune system, illustration. — Stock Photo
    Programmed cell death in immune system, illustration.
    Hypodermic needle and blood, computer illustration — Stock Photo
    Hypodermic needle and blood, computer illustration
    Red blood cells and leukocytes, computer illustration. — Stock Photo
    Red blood cells and leukocytes, computer illustration.
    Male head and neck anatomy, digital illustration. — Stock Photo
    Male head and neck anatomy, digital illustration.
    Tree frog on leaf — Stock Photo
    Tree frog on leaf
    Group of surgeons performing operation in operation theater of hospital — Stock Photo
    Group of surgeons performing operation in operation theater of hospital