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    Lobar pneumonia in stage of congestion and consolidation, digital illustration and light micrograph. — Stock Photo
    Lobar pneumonia in stage of congestion and consolidation, digital illustration and light micrograph.
    Illustration of illuminated red human cancer cells. — Stock Photo
    Illustration of illuminated red human cancer cells.
    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.
    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.
    Severe osteoarthritis of ankle — Stock Photo
    Severe osteoarthritis of ankle
    Digital artwork of illuminated red human cancer cell. — Stock Photo
    Digital artwork of illuminated red human cancer cell.
    Microscopic view of Bacillus anthracis bacteriophyta — Stock Photo
    Microscopic view of Bacillus anthracis bacteriophyta
    Technician hand holding blood sample ready for testing in laboratory. — Stock Photo
    Technician hand holding blood sample ready for testing in laboratory.
    Illustration of illuminated red human cancer cell. — Stock Photo
    Illustration of illuminated red human cancer cell.
    Malignant tumor in a woman breast — Stock Photo
    Malignant tumor in a woman breast
    Digital artwork of human cells with cytomegalic inclusion disease symptom of cytomegalovirus infection. — Stock Photo
    Digital artwork of human cells with cytomegalic inclusion disease symptom of cytomegalovirus infection.
    Severe osteoarthritis of ankle — Stock Photo
    Severe osteoarthritis of ankle
    Illustration of transparent cancer cell on blue background. — Stock Photo
    Illustration of transparent cancer cell on blue background.
    Artery partially blocked by atheroma — Stock Photo
    Artery partially blocked by atheroma
    Close-up of human blood and various hiv samples in test tubes while screening in medical lab. — Stock Photo
    Close-up of human blood and various hiv samples in test tubes while screening in medical lab.
    Illustration of a cancer cell. — Stock Photo
    Illustration of a cancer cell.
    Microscopic cross section view of HIV virus — Stock Photo
    Microscopic cross section view of HIV virus
    Illustration of cancer cell being attacked by white blood cells. — Stock Photo
    Illustration of cancer cell being attacked by white blood cells.
    Artery partially blocked by an atheroma — Stock Photo
    Artery partially blocked by an atheroma
    Lungs cancer, digital illustration showing malignant tumour in lung. — Stock Photo
    Lungs cancer, digital illustration showing malignant tumour in lung.
    Patient with diverticulitis — Stock Photo
    Patient with diverticulitis
    Digital illustration of human digestive system and microscopic images of bacteria. — Stock Photo
    Digital illustration of human digestive system and microscopic images of bacteria.
    Human intestine and close-up of Campylobacter jejuni bacteria causing Campylobacteriosis, conceptual illustration. — Stock Photo
    Human intestine and close-up of Campylobacter jejuni bacteria causing Campylobacteriosis, conceptual illustration.
    Lobar pneumonia in stage of congestion and consolidation, digital illustration and light micrograph. — Stock Photo
    Lobar pneumonia in stage of congestion and consolidation, digital illustration and light micrograph.
    Severe osteoarthritis of ankle — Stock Photo
    Severe osteoarthritis of ankle
    Digital illustration of fatty heart and coronary artery narrowed by fatty plaque. — Stock Photo
    Digital illustration of fatty heart and coronary artery narrowed by fatty plaque.
    Artery partially blocked by atheroma — Stock Photo
    Artery partially blocked by atheroma
    Scientist viewing medical sample on glass slide under microscope in laboratory. — Stock Photo
    Scientist viewing medical sample on glass slide under microscope in laboratory.
    Digital artwork of human cells with cytomegalic inclusion disease symptom of cytomegalovirus infection. — Stock Photo
    Digital artwork of human cells with cytomegalic inclusion disease symptom of cytomegalovirus infection.
    Trypanosoma brucei protozoan — Stock Photo
    Trypanosoma brucei protozoan
    Colored digital artwork of cancer cell. — Stock Photo
    Colored digital artwork of cancer cell.
    Hand of a patient with osteoarthritis — Stock Photo
    Hand of a patient with osteoarthritis
    Close-up of human blood and various medical samples in test tubes while screening in medical lab. — Stock Photo
    Close-up of human blood and various medical samples in test tubes while screening in medical 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.
    Digital artwork of human cell with cytomegalic inclusion disease symptom of cytomegalovirus infection. — Stock Photo
    Digital artwork of human cell with cytomegalic inclusion disease symptom of cytomegalovirus infection.
    Technician holding urine sample for testing in laboratory. — Stock Photo
    Technician holding urine sample for testing in laboratory.
    Digital artwork of human cells with cytomegalic inclusion disease symptom of cytomegalovirus infection. — Stock Photo
    Digital artwork of human cells with cytomegalic inclusion disease symptom of cytomegalovirus infection.
    Illustration of blue cancer cell on blue background. — Stock Photo
    Illustration of blue cancer cell on blue background.
    Foreign object in rectum — Stock Photo
    Foreign object in rectum
    Digital illustration of red migrating cancer cells. — Stock Photo
    Digital illustration of red migrating cancer cells.
    Digital illustration of diseased fatty human heart and cross-section close-up of atherosclerotic plaque histological structure, necrotic centre, foam cells and T-lymphocytes. — Stock Photo
    Digital illustration of diseased fatty human heart and cross-section close-up of atherosclerotic plaque histological structure, necrotic centre, foam cells and T-lymphocytes.
    Illustration of illuminated cancer cells on black background. — Stock Photo
    Illustration of illuminated cancer cells on black background.
    Cancer cells dividing — Stock Photo
    Cancer cells dividing
    Visual rendering of arthritic shoulder — Stock Photo
    Visual rendering of arthritic shoulder
    Artwork of human digestive system and close-up of bacteria in small intestine. — Stock Photo
    Artwork of human digestive system and close-up of bacteria in small intestine.
    Doctor preparing HIV test sample for testing in laboratory. — Stock Photo
    Doctor preparing HIV test sample for testing in laboratory.
    Digital artwork of illuminated red human cancer cell. — Stock Photo
    Digital artwork of illuminated red human cancer cell.
    Colon cancer, digital illustration and light micrograph showing colon adenocarcinoma. — Stock Photo
    Colon cancer, digital illustration and light micrograph showing colon adenocarcinoma.
    Close-up of human blood and various medical samples in test tubes while screening in medical lab. — Stock Photo
    Close-up of human blood and various medical samples in test tubes while screening in medical lab.
    Digital artwork of human cells with cytomegalic inclusion disease symptom of cytomegalovirus infection. — Stock Photo
    Digital artwork of human cells with cytomegalic inclusion disease symptom of cytomegalovirus infection.
    Illustration of illuminated purple cancer cell on black background. — Stock Photo
    Illustration of illuminated purple cancer cell on black background.
    Digital artwork of red cancer cell on tissue surface. — Stock Photo
    Digital artwork of red cancer cell on tissue surface.
    Atherosclerosis and narrowed artery — Stock Photo
    Atherosclerosis and narrowed artery
    Malignant tumor in a woman breast — Stock Photo
    Malignant tumor in a woman breast
    Digital artwork of human cells with cytomegalic inclusion disease symptom of cytomegalovirus infection. — Stock Photo
    Digital artwork of human cells with cytomegalic inclusion disease symptom of cytomegalovirus infection.
    Cholesterol plaque leading to atherosclerosis — Stock Photo
    Cholesterol plaque leading to atherosclerosis
    Artery partially blocked by atheroma — Stock Photo
    Artery partially blocked by atheroma
    Human intestine and close-up of Campylobacter jejuni bacteria causing Campylobacteriosis, conceptual illustration. — Stock Photo
    Human intestine and close-up of Campylobacter jejuni bacteria causing Campylobacteriosis, conceptual illustration.
    Cholesterol plaque leading to atherosclerosis — Stock Photo
    Cholesterol plaque leading to atherosclerosis
    Artwork of human digestive system and close-up of bacteria in small intestine. — Stock Photo
    Artwork of human digestive system and close-up of bacteria in small intestine.