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    Total hip replacement — Stock Photo
    Total hip replacement
    Malassezia skin fungus, computer illustration — Stock Photo
    Malassezia skin fungus, computer illustration
    Plasmodium malariae protozoan and red blood cells in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoan and red blood cells in blood vessel, computer illustration.
    Illustration of cancer cell being attacked by white blood cells. — Stock Photo
    Illustration of cancer cell being attacked by white blood cells.
    Digital illustration of coagulation factor protein. — Stock Photo
    Digital illustration of coagulation factor protein.
    Viral lung infection, illustration. Inflamed lungs infected with virus particles. — Stock Photo
    Viral lung infection, illustration. Inflamed lungs infected with virus particles.
    Medical illustration of inflamed adrenal glands in female silhouette. — Stock Photo
    Medical illustration of inflamed adrenal glands in female silhouette.
    Human anatomy of knee pain, conceptual computer illustration. — Stock Photo
    Human anatomy of knee pain, conceptual computer illustration.
    Digital illustration of Klebsiella granulomatis bacteria causing genital ulcer in case of donovanosis infection. — Stock Photo
    Digital illustration of Klebsiella granulomatis bacteria causing genital ulcer in case of donovanosis infection.
    Focused Latin teen boy with Down syndrome lying on bed and surfing Internet on netbook — Stock Photo
    Focused Latin teen boy with Down syndrome lying on bed and surfing Internet on netbook
    Conceptual image of coxsackievirus cell — Stock Photo
    Conceptual image of coxsackievirus cell
    Abstract male body with places of joint pain, conceptual digital illustration. — Stock Photo
    Abstract male body with places of joint pain, conceptual digital illustration.
    Shoulder joint pain and discomfort — Stock Photo
    Shoulder joint pain and discomfort
    Liver cirrhosis. Computer illustration and light micrograph of a section through a human liver with cirrhosis, showing fibrosis and lack of a functional liver anatomy. — Stock Photo
    Liver cirrhosis. Computer illustration and light micrograph of a section through a human liver with cirrhosis, showing fibrosis and lack of a functional liver anatomy.
    Colored illustration of cancer cell being attacked by white blood cells. — Stock Photo
    Colored illustration of cancer cell being attacked by white blood cells.
    Protozoan Plasmodium malariae inside red blood cell in the schizont stage, computer illustration — Stock Photo
    Protozoan Plasmodium malariae inside red blood cell in the schizont stage, computer illustration
    Flush toilet microbes on contaminated surface, conceptual digital illustration on grey background. — Stock Photo
    Flush toilet microbes on contaminated surface, conceptual digital illustration on grey background.
    Man with Traumatic Brain Injury using his cell phone — Stock Photo
    Man with Traumatic Brain Injury using his cell phone
    Macrophage foam cells containing lipid droplets, digital illustration. — Stock Photo
    Macrophage foam cells containing lipid droplets, digital illustration.
    Human skeleton with neck pain, conceptual computer illustration. — Stock Photo
    Human skeleton with neck pain, conceptual computer illustration.
    Doctor administering emergency defibrillation to patient. — Stock Photo
    Doctor administering emergency defibrillation to patient.
    Digital illustration of trypanosome parasites causing Chagas disease. — Stock Photo
    Digital illustration of trypanosome parasites causing Chagas disease.
    Thyroid gland tumour, computer illustration. — Stock Photo
    Thyroid gland tumour, computer illustration.
    Close-up illustration of transparent silhouette of skeleton with colored neck anatomy. — Stock Photo
    Close-up illustration of transparent silhouette of skeleton with colored neck anatomy.
    Colored norovirus particles, digital illustration. — Stock Photo
    Colored norovirus particles, digital illustration.
    Zika virus particles transmitted by mosquito bite, digital illustration. — Stock Photo
    Zika virus particles transmitted by mosquito bite, digital illustration.
    Male silhouette with diseased thyroid gland, conceptual illustration. — Stock Photo
    Male silhouette with diseased thyroid gland, conceptual illustration.
    Oesophageal cancer, composite digital illustration with human body and cancer cell. — Stock Photo
    Oesophageal cancer, composite digital illustration with human body and cancer cell.
    Malassezia skin fungus, computer illustration — Stock Photo
    Malassezia skin fungus, computer illustration
    Antibodies attacking neurons. Conceptual computer illustration of autoimmune neurologic diseases — Stock Photo
    Antibodies attacking neurons. Conceptual computer illustration of autoimmune neurologic diseases
    Illustration of human thyroid gland in body silhouette. — Stock Photo
    Illustration of human thyroid gland in body silhouette.
    Abstract male silhouette with lung cancer, digital illustration. — Stock Photo
    Abstract male silhouette with lung cancer, digital illustration.
    Measles virus particles, digital illustration. — Stock Photo
    Measles virus particles, digital illustration.
    Uterine cancer. Computer illustration showing a cancerous tumour in the uterus and a close-up view of a cancer cell — Stock Photo
    Uterine cancer. Computer illustration showing a cancerous tumour in the uterus and a close-up view of a cancer cell
    Cancer cell with T-cell, — Stock Photo
    Cancer cell with T-cell,
    Abstract green colored cancer cells on tissue, digital illustration. — Stock Photo
    Abstract green colored cancer cells on tissue, digital illustration.
    Deoxyribonucleic acid damage, digital illustration with concept of disease, genetic disorder and genetic engineering. — Stock Photo
    Deoxyribonucleic acid damage, digital illustration with concept of disease, genetic disorder and genetic engineering.
    X-ray showing a fractured tibia — Stock Photo
    X-ray showing a fractured tibia
    Human metapneumovirus particles. Computer illustration of particles of the human metapneumovirus (hMPV), a respiratory virus that affects almost all children by the age of 5 — Stock Photo
    Human metapneumovirus particles. Computer illustration of particles of the human metapneumovirus (hMPV), a respiratory virus that affects almost all children by the age of 5
    Ethnic teenage boy with Down syndrome drawing with pencils on paper while sitting at table with female freelancer working on laptop at home — Stock Photo
    Ethnic teenage boy with Down syndrome drawing with pencils on paper while sitting at table with female freelancer working on laptop at home
    Digital illustration of parasitic hookworm Ancylostoma duodenale in small intestine. — Stock Photo
    Digital illustration of parasitic hookworm Ancylostoma duodenale in small intestine.
    Bacteria cells on white background, digital illustration. — Stock Photo
    Bacteria cells on white background, digital illustration.
    Acute pyelonephritis, computer illustration and light micrograph — Stock Photo
    Acute pyelonephritis, computer illustration and light micrograph
    Leukaemia blood cells — Stock Photo
    Leukaemia blood cells
    Bacterial sinusitis, computer illustration. The sinuses are membrane-lined air-filled spaces in the bones of the face. The frontal sinuses are above the eyes. Below these are the many lobed ethmoid sinuses and behind them the sphenoid sinuses — Stock Photo
    Bacterial sinusitis, computer illustration. The sinuses are membrane-lined air-filled spaces in the bones of the face. The frontal sinuses are above the eyes. Below these are the many lobed ethmoid sinuses and behind them the sphenoid sinuses
    3d illustration of a Salmonella sp. bacterium approaching human cell — Stock Photo
    3d illustration of a Salmonella sp. bacterium approaching human cell
    Close-up of parasitic amoeba in human intestine, digital artwork. — Stock Photo
    Close-up of parasitic amoeba in human intestine, digital artwork.
    Digital illustration of inner structure and RNA of human respiratory syncytial virus. — Stock Photo
    Digital illustration of inner structure and RNA of human respiratory syncytial virus.
    Illustration of colon cancer in human body silhouette. — Stock Photo
    Illustration of colon cancer in human body silhouette.
    Echinococcus granulosus hydatid cyst, computer illustration — Stock Photo
    Echinococcus granulosus hydatid cyst, computer illustration
    Digital illustration of parasitic hookworm Ancylostoma duodenale in small intestine. — Stock Photo
    Digital illustration of parasitic hookworm Ancylostoma duodenale in small intestine.
    Brain cancer, conceptual computer illustration — Stock Photo
    Brain cancer, conceptual computer illustration
    Conceptual illustration of piece of cake and magnification of bacterium of food-borne infection on white background. — Stock Photo
    Conceptual illustration of piece of cake and magnification of bacterium of food-borne infection on white background.
    Digital illustration of cross-section of blood vessel with acute lymphoblastic leukaemia showing abundant lymphoblasts. — Stock Photo
    Digital illustration of cross-section of blood vessel with acute lymphoblastic leukaemia showing abundant lymphoblasts.
    Human stomach cancer treatment, conceptual computer illustration. — Stock Photo
    Human stomach cancer treatment, conceptual computer illustration.
    Cryptosporidium parvum parasites in oocyst form causing of cryptosporidiosis, digital illustration. — Stock Photo
    Cryptosporidium parvum parasites in oocyst form causing of cryptosporidiosis, digital illustration.
    Illustration of tick parasite crawling on human skin surface. — Stock Photo
    Illustration of tick parasite crawling on human skin surface.
    Illustration of illuminated cancer cells on black background. — Stock Photo
    Illustration of illuminated cancer cells on black background.
    Lung tumour in female body on blue background, digital illustration. — Stock Photo
    Lung tumour in female body on blue background, digital illustration.
    Zika virus particles transmitted by mosquito bite, digital illustration. — Stock Photo
    Zika virus particles transmitted by mosquito bite, digital illustration.