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    Male head and neck anatomy and blood vessels, computer illustration. — Stock Photo
    Male head and neck anatomy and blood vessels, 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.
    Vascular system in normal female body, digital illustration — Stock Photo
    Vascular system in normal female body, digital illustration
    Head louse on white background, digital illustration. — Stock Photo
    Head louse on white background, digital illustration.
    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.
    Laboratory technicians working together in blood bank — Stock Photo
    Laboratory technicians working together in blood bank
    Close-up view of medical syringes with blood sample. — Stock Photo
    Close-up view of medical syringes with blood sample.
    Light micrograph (LM) showing blood supply to muscle fibers. — Stock Photo
    Light micrograph (LM) showing blood supply to muscle fibers.
    Close-up of stethoscope alongside blood sample in test tube, syringe and medical vial in a clinic. — Stock Photo
    Close-up of stethoscope alongside blood sample in test tube, syringe and medical vial in a clinic.
    Back view of anonymous fearless toreador performing holding capote with wild bull on bullring during corrida festival — Stock Photo
    Back view of anonymous fearless toreador performing holding capote with wild bull on bullring during corrida festival
    Close-up view of tubes with blood samples. — Stock Photo
    Close-up view of tubes with blood samples.
    Chest, neck and head arteries — Stock Photo
    Chest, neck and head arteries
    Close-up view of blood pressure gauge. — Stock Photo
    Close-up view of blood pressure gauge.
    Skin anatomy showing tissue stratification — Stock Photo
    Skin anatomy showing tissue stratification
    Digital illustration of senior man anatomy showing heart. — Stock Photo
    Digital illustration of senior man anatomy showing heart.
    B-lymphocyte cells, computer illustration — Stock Photo
    B-lymphocyte cells, computer illustration
    Plasma cell, computer illustration. Plasma cells, which are found in the blood and lymph, are mature B lymphocytes (white blood cells) that produce and secrete antibodies during an immune response. — Stock Photo
    Plasma cell, computer illustration. Plasma cells, which are found in the blood and lymph, are mature B lymphocytes (white blood cells) that produce and secrete antibodies during an immune response.
    Female body with visible vascular system, digital illustration. — Stock Photo
    Female body with visible vascular system, digital illustration.
    Winter salad of chicory — Stock Photo
    Winter salad of chicory
    Human papillomavirus particles in the bloodstream — Stock Photo
    Human papillomavirus particles in the bloodstream
    Illustration of bypass in human heart. — Stock Photo
    Illustration of bypass in human heart.
    Illustration of CAR (chimeric antigen receptor) T cell immunotherapy, process that is being developed to treat cancer — Stock Photo
    Illustration of CAR (chimeric antigen receptor) T cell immunotherapy, process that is being developed to treat cancer
    Illustration of two bypasses in human heart. — Stock Photo
    Illustration of two bypasses in human heart.
    Diseased blood cells with bacteria, computer illustration. — Stock Photo
    Diseased blood cells with bacteria, computer illustration.
    Blood sausage on plate — Stock Photo
    Blood sausage on plate
    Male head and neck anatomy, digital illustration. — Stock Photo
    Male head and neck anatomy, digital illustration.
    T-cells (turquoise) binding to cancer cells (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) binding to cancer cells (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
    Closeup anonymous doctor with syringe and tube with blood sample of patient for diagnostics research in veterinary clinic lab — Stock Photo
    Closeup anonymous doctor with syringe and tube with blood sample of patient for diagnostics research in veterinary clinic lab
    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.
    Brain's blood supply — Stock Photo
    Brain's blood supply
    Illustration of group of cells in blood clot. — Stock Photo
    Illustration of group of cells in blood clot.
    Blood orange upside down cake — Stock Photo
    Blood orange upside down cake
    Bag containing donated human blood, placenta and umbilical cord. — Stock Photo
    Bag containing donated human blood, placenta and umbilical cord.
    Illustration of human blood cells in blood stream. — Stock Photo
    Illustration of human blood cells in blood stream.
    Arrangement of various different black puddings — Stock Photo
    Arrangement of various different black puddings
    Blood orange and ginger switchel — Stock Photo
    Blood orange and ginger switchel
    Sensory palps of Rabbit flea — Stock Photo
    Sensory palps of Rabbit flea
    Doctor practicing chest compression on cardiopulmonary resuscitation training dummy. — Stock Photo
    Doctor practicing chest compression on cardiopulmonary resuscitation training dummy.
    Nanobot in bloodstream with red erythrocytes, digital illustration. — Stock Photo
    Nanobot in bloodstream with red erythrocytes, digital illustration.
    Slices of blood orange — Stock Photo
    Slices of blood orange
    Therapist removing heated cups from client back while cupping therapy. — Stock Photo
    Therapist removing heated cups from client back while cupping therapy.
    Whole and half blood oranges — Stock Photo
    Whole and half blood oranges
    Blood supply network of human head — Stock Photo
    Blood supply network of human head
    Female upper body anatomy and internal organs, computer illustration. — Stock Photo
    Female upper body anatomy and internal organs, computer illustration.
    3d illustration of red blood cells erythrocytes. — Stock Photo
    3d illustration of red blood cells erythrocytes.
    Red blood cells and blood vessel — Stock Photo
    Red blood cells and blood vessel
    Doctor practicing chest compression on cardiopulmonary resuscitation training dummy. — Stock Photo
    Doctor practicing chest compression on cardiopulmonary resuscitation training dummy.
    Close-up of nurse making blood glucose test to senior woman. — Stock Photo
    Close-up of nurse making blood glucose test to senior woman.
    Illustration of bypass in human heart. — Stock Photo
    Illustration of bypass in human heart.
    Illustration of human blood cells on white background. — Stock Photo
    Illustration of human blood cells on white background.
    Fresh Blood oranges with leaves — Stock Photo
    Fresh Blood oranges with leaves
    Vintage glass syringe and medecal needle — Stock Photo
    Vintage glass syringe and medecal needle
    Cat flea head — Stock Photo
    Cat flea head
    Viral particle infection blood stream — Stock Photo
    Viral particle infection blood stream
    Illustration of eosinophil white blood cell with purple lobed nuclei. — Stock Photo
    Illustration of eosinophil white blood cell with purple lobed nuclei.
    3d rendered illustration of human vascular system. — Stock Photo
    3d rendered illustration of human vascular system.
    Vascular system in normal female body, digital illustration — Stock Photo
    Vascular system in normal female body, digital illustration
    Pyoderma skin disease — Stock Photo
    Pyoderma skin disease
    DNA researcher pipetting into tube with reference in background. — Stock Photo
    DNA researcher pipetting into tube with reference in background.
    Elder man checking his arterial pressure with machine — Stock Photo
    Elder man checking his arterial pressure with machine