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    Liver cirrhosis. Computer illustration and light micrograph of a section through a human liver with from primary biliary cirrhosis. Cirrhosis is a disease in which bands of fibrosis (internal scarring) break up the internal structure of the liver — Stock Photo
    Liver cirrhosis. Computer illustration and light micrograph of a section through a human liver with from primary biliary cirrhosis. Cirrhosis is a disease in which bands of fibrosis (internal scarring) break up the internal structure of the liver
    Illustration of human stomach in body silhouette. — Stock Photo
    Illustration of human stomach in body silhouette.
    Human silhouette showing lung cancer tumor, conceptual illustration. — Stock Photo
    Human silhouette showing lung cancer tumor, conceptual illustration.
    Close-up of bacterial gonorrhoea infection in female body, digital illustration. — Stock Photo
    Close-up of bacterial gonorrhoea infection in female body, digital illustration.
    Cholesterol plaque leading to atherosclerosis — Stock Photo
    Cholesterol plaque leading to atherosclerosis
    Painful spine, computer illustration — Stock Photo
    Painful spine, computer illustration
    Diseased gallbladder in abstract human body, conceptual digital illustration. — Stock Photo
    Diseased gallbladder in abstract human body, conceptual digital illustration.
    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.
    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.
    Abstract transparent male body with glowing spleen cancer, digital illustration. — Stock Photo
    Abstract transparent male body with glowing spleen cancer, digital illustration.
    Digital illustration of rod-shaped bacteria inside alveoli of lungs causing pneumonia. — Stock Photo
    Digital illustration of rod-shaped bacteria inside alveoli of lungs causing pneumonia.
    Lung cancer in anatomy of male body, computer illustration. — Stock Photo
    Lung cancer in anatomy of male body, computer illustration.
    Hydatid disease in liver caused by larvae of parasitic tapeworm Echinococcus multilocularis, computer illustration — Stock Photo
    Hydatid disease in liver caused by larvae of parasitic tapeworm Echinococcus multilocularis, computer illustration
    Male body with diseased colon, computer illustration. — Stock Photo
    Male body with diseased colon, computer illustration.
    3d rendered illustration of blue silhouette of man with painful calf on white background. — Stock Photo
    3d rendered illustration of blue silhouette of man with painful calf on white background.
    Human knee pain, computer illustration. — Stock Photo
    Human knee pain, computer illustration.
    Coloured scanning electron micrograph of cancer cells migrating down pores. — Stock Photo
    Coloured scanning electron micrograph of cancer cells migrating down pores.
    Acute pyelonephritis caused by Acinetobacter baumannii bacteria — Stock Photo
    Acute pyelonephritis caused by Acinetobacter baumannii bacteria
    Human skeleton with shoulder pain, conceptual computer illustration. — Stock Photo
    Human skeleton with shoulder pain, conceptual computer illustration.
    3d rendered illustration of blue silhouette of man with inflamed lungs on black background. — Stock Photo
    3d rendered illustration of blue silhouette of man with inflamed lungs on black background.
    Illustration of abstract conceptual cancer monster. — Stock Photo
    Illustration of abstract conceptual cancer monster.
    Illustration of blue silhouette of obese woman with highlighted thyroid glands on black background. — Stock Photo
    Illustration of blue silhouette of obese woman with highlighted thyroid glands on black background.
    Plasmodium ovale protozoan inside red blood cells at the ring-form trophozoite stage, computer illustration — Stock Photo
    Plasmodium ovale protozoan inside red blood cells at the ring-form trophozoite stage, computer illustration
    Human immunodeficiency virus infection — Stock Photo
    Human immunodeficiency virus infection
    Visual render of Measles virus — Stock Photo
    Visual render of Measles virus
    Illustration of human silhouette with inflamed colon. — Stock Photo
    Illustration of human silhouette with inflamed colon.
    Hydatid disease in liver caused by larvae of parasitic tapeworm Echinococcus multilocularis, computer illustration — Stock Photo
    Hydatid disease in liver caused by larvae of parasitic tapeworm Echinococcus multilocularis, computer illustration
    Pentatrichomonas hominis protozoan in human large intestine, digital illustration. — Stock Photo
    Pentatrichomonas hominis protozoan in human large intestine, digital illustration.
    Otitis media ear infection caused by Streptococcus pneumoniae bacteria, conceptual computer illustration — Stock Photo
    Otitis media ear infection caused by Streptococcus pneumoniae bacteria, conceptual computer illustration
    Japanese encephalitis virus particles, digital illustration. — Stock Photo
    Japanese encephalitis virus particles, digital illustration.
    Diseased bladder in abstract human body, conceptual digital illustration. — Stock Photo
    Diseased bladder in abstract human body, conceptual digital illustration.
    Illustration of silhouette of obese man with visible thyroid gland. — Stock Photo
    Illustration of silhouette of obese man with visible thyroid gland.
    Female silhouette with cancer in small intestine, digital illustration. — Stock Photo
    Female silhouette with cancer in small intestine, digital illustration.
    Digital illustration of human silhouette with red and inflamed appendix in appendicitis. — Stock Photo
    Digital illustration of human silhouette with red and inflamed appendix in appendicitis.
    Illustration of yellow abscesses on kidney and close-up of Escherichia bacteria. — Stock Photo
    Illustration of yellow abscesses on kidney and close-up of Escherichia bacteria.
    Painful hip joint, computer illustration — Stock Photo
    Painful hip joint, computer illustration
    Illustration of transparent blue silhouette of male body with colored adrenal glands. — Stock Photo
    Illustration of transparent blue silhouette of male body with colored adrenal glands.
    Illustration of cancerous tumour in female liver. — Stock Photo
    Illustration of cancerous tumour in female liver.
    Dual chamber pacemaker — Stock Photo
    Dual chamber pacemaker
    Blood cells and Plasmodium sp. parasites (at schizont stage) causing malaria, computer illustration. — Stock Photo
    Blood cells and Plasmodium sp. parasites (at schizont stage) causing malaria, computer illustration.
    Blood cells and Plasmodium sp. parasites (at schizont stage) causing malaria, computer illustration. — Stock Photo
    Blood cells and Plasmodium sp. parasites (at schizont stage) causing malaria, computer illustration.
    Illustration of a cancer cell. — Stock Photo
    Illustration of a cancer cell.
    Abstract human immunodeficiency virus structure, scientific digital illustration. — Stock Photo
    Abstract human immunodeficiency virus structure, scientific digital illustration.
    Atherosclerosis and narrowed artery — Stock Photo
    Atherosclerosis and narrowed artery
    Computer illustration showing human hair with dandruff and close-up view of microscopic fungi Malassezia furfur associated with seborrhoeic dermatitis and dandruff formation — Stock Photo
    Computer illustration showing human hair with dandruff and close-up view of microscopic fungi Malassezia furfur associated with seborrhoeic dermatitis and dandruff formation
    Illustration of stomach cancer in human body silhouette. — Stock Photo
    Illustration of stomach cancer in human body silhouette.
    Female body with diseased colon, digital illustration. — Stock Photo
    Female body with diseased colon, digital illustration.
    Illustration of blue silhouette of obese woman with highlighted thyroid glands on white background. — Stock Photo
    Illustration of blue silhouette of obese woman with highlighted thyroid glands on white background.
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst 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.
    Red blood cells in sickle cell anaemia — Stock Photo
    Red blood cells in sickle cell anaemia
    Illustration of human small intestine in body silhouette. — Stock Photo
    Illustration of human small intestine in body silhouette.
    Cryptosporidium parvum parasites in oocyst form causing of cryptosporidiosis, digital illustration. — Stock Photo
    Cryptosporidium parvum parasites in oocyst form causing of cryptosporidiosis, digital illustration.
    Digital illustration of cancerous tumor in lungs and close-up of lung cancer cells. — Stock Photo
    Digital illustration of cancerous tumor in lungs and close-up of lung cancer cells.
    MERS virus infection of lungs, conceptual illustration. — Stock Photo
    MERS virus infection of lungs, conceptual illustration.
    Diseased bladder in abstract human body, conceptual digital illustration. — Stock Photo
    Diseased bladder in abstract human body, conceptual digital illustration.
    Pancreas cancer in male body, computer illustration. — Stock Photo
    Pancreas cancer in male body, computer illustration.
    Computer illustration showing human hair with dandruff and close-up view of microscopic fungi Malassezia furfur associated with seborrhoeic dermatitis and dandruff formation — Stock Photo
    Computer illustration showing human hair with dandruff and close-up view of microscopic fungi Malassezia furfur associated with seborrhoeic dermatitis and dandruff formation
    Trypanosoma brucei protozoan — Stock Photo
    Trypanosoma brucei protozoan
    Lobar pneumonia in stage of grey hepatisation or late consolidation, digital illustration and light micrograph. — Stock Photo
    Lobar pneumonia in stage of grey hepatisation or late consolidation, digital illustration and light micrograph.