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    First-aider practicing cardiopulmonary resuscitation on training dummy. — Stock Photo
    First-aider practicing cardiopulmonary resuscitation on training dummy.
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    Vascular system in male body, computer illustration. — Stock Photo
    Vascular system in male body, computer 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.
    Using pulse oximeter at home to test oxygen level in blood. — Stock Photo
    Using pulse oximeter at home to test oxygen level in blood.
    Hepatitis B virus structure, digital illustration. — Stock Photo
    Hepatitis B virus structure, digital illustration.
    Realistic human body model showing male anatomy with internal organs, digital illustration. — Stock Photo
    Realistic human body model showing male anatomy with internal organs, digital illustration.
    Male body with visible vascular system, computer illustration. — Stock Photo
    Male body with visible vascular system, computer illustration.
    Close-up shot of delicious Vegan black rice salad — Stock Photo
    Close-up shot of delicious Vegan black rice salad
    Abstract male body with visible lymphatic system of neck and heart, computer illustration. — Stock Photo
    Abstract male body with visible lymphatic system of neck and heart, computer illustration.
    Structure of dog vascular system with colorful blood vessels in transparent body, cropped, computer illustration. — Stock Photo
    Structure of dog vascular system with colorful blood vessels in transparent body, cropped, computer illustration.
    Two Biraldo blood sausages on kitchen board — Stock Photo
    Two Biraldo blood sausages on kitchen board
    Human heart model on blue background, computer illustration. — Stock Photo
    Human heart model on blue background, computer illustration.
    Male vascular system — Stock Photo
    Male vascular system
    Female abdominal blood vessels, computer illustration. — Stock Photo
    Female abdominal blood vessels, computer illustration.
    Human ovary structure — Stock Photo
    Human ovary structure
    Veterinarian in sterile gloves with surgical tweezers and scissors operating anonymous animal in hospital — Stock Photo
    Veterinarian in sterile gloves with surgical tweezers and scissors operating anonymous animal in hospital
    Half blood orange — Stock Photo
    Half blood orange
    Fillet of beef with roasted potatoes — Stock Photo
    Fillet of beef with roasted potatoes
    Female silhouette showing heart anatomy, computer illustration. — Stock Photo
    Female silhouette showing heart anatomy, computer illustration.
    Female abdominal vascular system, computer illustration. — Stock Photo
    Female abdominal vascular system, computer illustration.
    Butcher chopping red meat at butchers shop counter — Stock Photo
    Butcher chopping red meat at butchers shop counter
    Senior Caucasian woman at home visited by Caucasian female nurse, checking blood pressure. Medical care at home during Covid 19 Coronavirus quarantine. — Stock Photo
    Senior Caucasian woman at home visited by Caucasian female nurse, checking blood pressure. Medical care at home during Covid 19 Coronavirus quarantine.
    Mature male doctor processing donor blood in bags. — Stock Photo
    Mature male doctor processing donor blood in bags.
    Medical illustration of blocked artery disorder. — Stock Photo
    Medical illustration of blocked artery disorder.
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample. — Stock Photo
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample.
    Fillet of fish on table in boat — Stock Photo
    Fillet of fish on table in boat
    Illustration of human heart on black background. — Stock Photo
    Illustration of human heart on black background.
    Plasmodium vivax protozoa and red blood cells, digital illustration. — Stock Photo
    Plasmodium vivax protozoa and red blood cells, digital illustration.
    Blood oranges and glass of juice — Stock Photo
    Blood oranges and glass of juice
    Illustration of malaria infected blood cells. — Stock Photo
    Illustration of malaria infected blood cells.
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    SARS-CoV-2 viruses and activated neutrophils, conceptual computer illustration — Stock Photo
    SARS-CoV-2 viruses and activated neutrophils, conceptual computer illustration
    Crop unrecognizable veterinarian measuring pulse of cat with blood oxygen meter during operation in clinic — Stock Photo
    Crop unrecognizable veterinarian measuring pulse of cat with blood oxygen meter during operation in clinic
    Head louse on white background, digital illustration. — Stock Photo
    Head louse on white background, digital illustration.
    3d illustrations of the human heart with lines demonstrating blood flow. — Stock Photo
    3d illustrations of the human heart with lines demonstrating blood flow.
    Plasmodium vivax protozoa inside blood vessel, digital illustration. — Stock Photo
    Plasmodium vivax protozoa inside blood vessel, digital illustration.
    T-lymphocytes attacking a cancer cell — Stock Photo
    T-lymphocytes attacking a cancer cell
    Half of blood orange — Stock Photo
    Half of blood orange
    Parasitic tick biting skin — Stock Photo
    Parasitic tick biting skin
    Donated blood in plastic bag — Stock Photo
    Donated blood in plastic bag
    Parasitic tick biting skin — Stock Photo
    Parasitic tick biting skin
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration
    Anatomy of human kidney function with labels — Stock Photo
    Anatomy of human kidney function with labels
    Lymphocyte white blood cells in human lymphatic system, digital illustration. — Stock Photo
    Lymphocyte white blood cells in human lymphatic system, digital illustration.
    White blood cell and proteins, digital illustration. — Stock Photo
    White blood cell and proteins, 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.
    Adult parasitic louse — Stock Photo
    Adult parasitic louse
    Digital illustration of senior man anatomy showing heart. — Stock Photo
    Digital illustration of senior man anatomy showing heart.
    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
    Female body with visible vascular system, digital illustration. — Stock Photo
    Female body with visible vascular system, digital illustration.
    Stacked Petri dishes with blood agar on plain background. — Stock Photo
    Stacked Petri dishes with blood agar on plain background.
    Rescue workers tending to car accident victim in road — Stock Photo
    Rescue workers tending to car accident victim in road
    Activated macrophage attacking bacteria — Stock Photo
    Activated macrophage attacking bacteria
    Illustration of CAR DNA modified T-cell immunotherapy process for cancer treatment. — Stock Photo
    Illustration of CAR DNA modified T-cell immunotherapy process for cancer treatment.
    Erythrocytes and leukocytes blood cells in human blood vessel, digital illustration. — Stock Photo
    Erythrocytes and leukocytes blood cells in human blood vessel, digital illustration.
    Illustration of aortic aneurysm in human heart. — Stock Photo
    Illustration of aortic aneurysm in human heart.
    Cropped unrecognizable doctor's hand showing a positive blood test of Coronavirus against a pink background — Stock Photo
    Cropped unrecognizable doctor's hand showing a positive blood test of Coronavirus against a pink background
    Blood clot, computer illustration — Stock Photo
    Blood clot, 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.