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    Illustration of heart in silhouette of female body. — Stock Photo
    Illustration of heart in silhouette of female body.
    Several slices of black pudding — Stock Photo
    Several slices of black pudding
    Plasmodium malariae protozoa in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoa in blood vessel, computer illustration.
    Illustration showing different types of blood cells, erythrocytes, neutrophil, monocyte, basophil, eosinophil, lymphocyte, and platelets. — Stock Photo
    Illustration showing different types of blood cells, erythrocytes, neutrophil, monocyte, basophil, eosinophil, lymphocyte, and platelets.
    Illustration of cross section of human skin with hair follicles and blood vessels. — Stock Photo
    Illustration of cross section of human skin with hair follicles and blood vessels.
    Male and female surgeons performing operation in operation theater of hospital — Stock Photo
    Male and female surgeons performing operation in operation theater of hospital
    Blood samples — Stock Photo
    Blood samples
    Colored angiogram of carotid artery in neck of mature patient. — Stock Photo
    Colored angiogram of carotid artery in neck of mature patient.
    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.
    Whole and squeezed blood oranges — Stock Photo
    Whole and squeezed blood oranges
    Illustration of fat inside of human artery. — Stock Photo
    Illustration of fat inside of human artery.
    Mid section of laboratory technicians holding tags in blood bank — Stock Photo
    Mid section of laboratory technicians holding tags in blood bank
    Healthy cardiovascular system — Stock Photo
    Healthy cardiovascular system
    3d rendered illustration of blue silhouette of man with chest pain. — Stock Photo
    3d rendered illustration of blue silhouette of man with chest pain.
    Structure and shape of basophil — Stock Photo
    Structure and shape of basophil
    Light micrograph (LM) of a section through the fingertip. — Stock Photo
    Light micrograph (LM) of a section through the fingertip.
    Rescue workers tending to car accident victim in road — Stock Photo
    Rescue workers tending to car accident victim in road
    Internal organs, circulatory and nervous systems — Stock Photo
    Internal organs, circulatory and nervous systems
    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 anatomy showing heart in transparent body silhouette, computer illustration. — Stock Photo
    Female anatomy showing heart in transparent body silhouette, computer illustration.
    Blood orange halves — Stock Photo
    Blood orange halves
    Three blue single-use masks for virus protection on yellow background — Stock Photo
    Three blue single-use masks for virus protection on yellow background
    Human heart model on white background, computer illustration. — Stock Photo
    Human heart model on white background, computer illustration.
    Human brain haemorrhage, digital illustration. — Stock Photo
    Human brain haemorrhage, digital illustration.
    Pan-fried foie gras — Stock Photo
    Pan-fried foie gras
    Human vein showing tissue stratification — Stock Photo
    Human vein showing tissue stratification
    Elder man checking his arterial pressure with machine — Stock Photo
    Elder man checking his arterial pressure with machine
    Human body model showing male anatomy, digital illustration. — Stock Photo
    Human body model showing male anatomy, digital illustration.
    Digital illustration showing abundant lymphoblast cells in human blood in acute lymphoblastic leukaemia. — Stock Photo
    Digital illustration showing abundant lymphoblast cells in human blood in acute lymphoblastic leukaemia.
    PCR micro tube strip with red liquid. — Stock Photo
    PCR micro tube strip with red liquid.
    T lymphocyte cells attached to cancer cell — Stock Photo
    T lymphocyte cells attached to cancer cell
    Abstract blood vessel with white and red blood cells, digital illustration. — Stock Photo
    Abstract blood vessel with white and red blood cells, digital illustration.
    Pathophysiology of Arteriosclerosis — Stock Photo
    Pathophysiology of Arteriosclerosis
    Close-up shot of doctor performing puncture with needle and laser cross on body of woman — Stock Photo
    Close-up shot of doctor performing puncture with needle and laser cross on body of woman
    Human bronchi and heart, illustration — Stock Photo
    Human bronchi and heart, illustration
    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.
    Colored illustration of mosquito pest on skin. — Stock Photo
    Colored illustration of mosquito pest on skin.
    Colored scanning electron micrograph of resting T-lymphocytes from human blood sample. — Stock Photo
    Colored scanning electron micrograph of resting T-lymphocytes from human blood sample.
    Resting T lymphocytes. Coloured scanning electron micrograph (SEM) of resting T lymphocytes from a human blood sample. T lymphocytes, or T cells, are a type of white blood cell and components of the body's immune system — Stock Photo
    Resting T lymphocytes. Coloured scanning electron micrograph (SEM) of resting T lymphocytes from a human blood sample. T lymphocytes, or T cells, are a type of white blood cell and components of the body's immune system
    Coloured scanning electron micrograph of activated platelets attached to surgical gauze. — Stock Photo
    Coloured scanning electron micrograph of activated platelets attached to surgical gauze.
    Laboratory technician analyzing plasma bags in blood bank — Stock Photo
    Laboratory technician analyzing plasma bags in blood bank
    Arteries in transparent dog body, cropped, anatomical computer illustration. — Stock Photo
    Arteries in transparent dog body, cropped, anatomical computer illustration.
    Blood oranges halves — Stock Photo
    Blood oranges halves
    Stacked Petri dishes with blood agar on plain background. — Stock Photo
    Stacked Petri dishes with blood agar on plain background.
    Male upper body anatomy and internal organs, computer illustration. — Stock Photo
    Male upper body anatomy and internal organs, computer illustration.
    Digital illustration of senior man anatomy showing heart. — Stock Photo
    Digital illustration of senior man anatomy showing heart.
    Blood vessels of the head, computer illustration — Stock Photo
    Blood vessels of the head, 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
    Ebola virus particles in blood, digital illustration. — Stock Photo
    Ebola virus particles in blood, digital illustration.
    Human papillomavirus particles in the bloodstream — Stock Photo
    Human papillomavirus particles in the bloodstream
    Digital illustration of Neisseria gonorrhoeae bacteria inside neutrophil white blood cells. — Stock Photo
    Digital illustration of Neisseria gonorrhoeae bacteria inside neutrophil white blood cells.
    Human artery showing artery walls and bloodstream — Stock Photo
    Human artery showing artery walls and bloodstream
    Illustration of glass heart on black background. — Stock Photo
    Illustration of glass heart on black background.
    Structure of dog vascular system with colorful blood vessels in transparent body, computer illustration. — Stock Photo
    Structure of dog vascular system with colorful blood vessels in transparent body, computer illustration.
    Computer illustration of mast cell secreting biologically active compounds near cancer tumour. — Stock Photo
    Computer illustration of mast cell secreting biologically active compounds near cancer tumour.
    Female anatomy cardiovascular system with skeleton on white background. — Stock Photo
    Female anatomy cardiovascular system with skeleton on white background.
    Head louse on human hair, digital illustration. — Stock Photo
    Head louse on human hair, digital illustration.
    Laboratory technician analyzing blood bags in blood bank — Stock Photo
    Laboratory technician analyzing blood bags in blood bank
    Bacterial infection spreading in bloodstream — Stock Photo
    Bacterial infection spreading in bloodstream
    Digital illustration of hypochromic and microcytic red blood cells while iron deficiency anaemia. — Stock Photo
    Digital illustration of hypochromic and microcytic red blood cells while iron deficiency anaemia.