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    Illustration on black of silhouette of obese woman with highlighted heart. — Stock Photo
    Illustration on black of silhouette of obese woman with highlighted heart.
    Human heart anatomy — Stock Photo
    Human heart anatomy
    Dendritic cell presenting antigen to T cell, computer illustration. Dendritic cells play a crucial role in initiating immune responses against viruses. They recognise incoming viruses and present their antigens to T cells. — Stock Photo
    Dendritic cell presenting antigen to T cell, computer illustration. Dendritic cells play a crucial role in initiating immune responses against viruses. They recognise incoming viruses and present their antigens to T cells.
    Crop female medical specialist in latex gloves performing injection with syringe to anonymous patient during procedure of blood transfusion in hospital — Stock Photo
    Crop female medical specialist in latex gloves performing injection with syringe to anonymous patient during procedure of blood transfusion in hospital
    Protozoan Plasmodium falciparum, causative agent of tropical malaria, digital illustration. — Stock Photo
    Protozoan Plasmodium falciparum, causative agent of tropical malaria, digital illustration.
    Runner silhouette with visible heart, composite digital illustration. — Stock Photo
    Runner silhouette with visible heart, composite digital illustration.
    Half of blood orange — Stock Photo
    Half of blood orange
    Halved blood oranges — Stock Photo
    Halved blood oranges
    Male head and neck anatomy, digital illustration. — Stock Photo
    Male head and neck anatomy, digital illustration.
    From above of two turtles swimming in clean water of calm lake in nature — Stock Photo
    From above of two turtles swimming in clean water of calm lake in nature
    Head louse on white background, digital illustration. — Stock Photo
    Head louse on white background, digital illustration.
    Male upper body anatomy and internal organs in low angle view, computer illustration. — Stock Photo
    Male upper body anatomy and internal organs in low angle view, computer illustration.
    Illustration of silhouette of obese man with visible heart. — Stock Photo
    Illustration of silhouette of obese man with visible heart.
    Structure of eosinophil blood cell — Stock Photo
    Structure of eosinophil blood cell
    Senior man with diabetes using blood glucose meter on finger — Stock Photo
    Senior man with diabetes using blood glucose meter on finger
    Normal blood cells in artery — Stock Photo
    Normal blood cells in artery
    Human artery showing artery walls and bloodstream — Stock Photo
    Human artery showing artery walls and bloodstream
    Illustration of human heart anatomy on white background. — Stock Photo
    Illustration of human heart anatomy on white background.
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Crop unrecognizable sportswoman with curvy body watching heart rate on wearable tracker during workout on street — Stock Photo
    Crop unrecognizable sportswoman with curvy body watching heart rate on wearable tracker during workout on street
    Crop anonymous female volunteer giving blood for save life in modern blood transfusion center — Stock Photo
    Crop anonymous female volunteer giving blood for save life in modern blood transfusion center
    Tick on human skin, computer illustration. — Stock Photo
    Tick on human skin, computer illustration.
    Adult parasitic louse — Stock Photo
    Adult parasitic louse
    Blood pumping around a human heart, illustration. — Stock Photo
    Blood pumping around a human heart, illustration.
    Blood vessels of foot, computer illustration — Stock Photo
    Blood vessels of foot, computer illustration
    Pars distalis of the pituitary gland — Stock Photo
    Pars distalis of the pituitary gland
    Woman in protective mask sitting in medical armchair during blood transfusion procedure in contemporary hospital — Stock Photo
    Woman in protective mask sitting in medical armchair during blood transfusion procedure in contemporary hospital
    Digital illustration of human body with external haemorrhoids. — Stock Photo
    Digital illustration of human body with external haemorrhoids.
    Person holding blood bag — Stock Photo
    Person holding blood bag
    Plasmodium malariae protozoa in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoa in blood vessel, computer illustration.
    Macrophage foam cells with lipid droplets, digital illustration. — Stock Photo
    Macrophage foam cells with lipid droplets, digital illustration.
    Skeletal and cardiovascular systems — Stock Photo
    Skeletal and cardiovascular systems
    Virus particles spreading through blood stream — Stock Photo
    Virus particles spreading through blood stream
    Whole and half blood oranges — Stock Photo
    Whole and half blood oranges
    Red blood cells — Stock Photo
    Red blood cells
    Italian appetiser platter — Stock Photo
    Italian appetiser platter
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration
    Blood pressure and circulatory system — Stock Photo
    Blood pressure and circulatory system
    Senior woman using blood pressure meter. — Stock Photo
    Senior woman using blood pressure meter.
    Illustration of human heart anatomy on grey background. — Stock Photo
    Illustration of human heart anatomy on grey background.
    Forensics expert photographing evidence at crime scene. — Stock Photo
    Forensics expert photographing evidence at crime scene.
    Glass of bloody orange juice — Stock Photo
    Glass of bloody orange juice
    Normal blood cells in artery — Stock Photo
    Normal blood cells in artery
    Close-up shot of delicious Black pudding with apples — Stock Photo
    Close-up shot of delicious Black pudding with apples
    Whole and half blood oranges — Stock Photo
    Whole and half blood oranges
    Red blood cells in blood stream — Stock Photo
    Red blood cells in blood stream
    Interaction between virus and dendritic cell, computer illustration. Dendritic cells play a crucial role in initiating immune responses against viruses — Stock Photo
    Interaction between virus and dendritic cell, computer illustration. Dendritic cells play a crucial role in initiating immune responses against viruses
    Lymphocyte white blood cells in human lymphatic system, digital illustration. — Stock Photo
    Lymphocyte white blood cells in human lymphatic system, digital illustration.
    Illustration of red and white blood cells in the bloodstream. — Stock Photo
    Illustration of red and white blood cells in the bloodstream.
    Scenic view of Lunar Eclipse from Beginning to Totality — Stock Photo
    Scenic view of Lunar Eclipse from Beginning to Totality
    Entamoeba histolytica consuming red blood cells — Stock Photo
    Entamoeba histolytica consuming red blood cells
    Red blood cells and leukocytes, computer illustration. — Stock Photo
    Red blood cells and leukocytes, computer illustration.
    Digital illustration of mosquito sucking blood on skin. — Stock Photo
    Digital illustration of mosquito sucking blood on skin.
    Normal cardiovascular system — Stock Photo
    Normal cardiovascular system
    Blood samples in a multi well plate during a clinical trial. — Stock Photo
    Blood samples in a multi well plate during a clinical trial.
    Digital illustration of nit egg of human head louse attached to human hair. — Stock Photo
    Digital illustration of nit egg of human head louse attached to human hair.
    Red blood cells in blood vessel, digital illustration. — Stock Photo
    Red blood cells in blood vessel, digital 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.
    Glass of bloody orange juice — Stock Photo
    Glass of bloody orange juice
    Male and female surgeons performing operation in operation theater of hospital — Stock Photo
    Male and female surgeons performing operation in operation theater of hospital