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    Man with backache due to sitting, computer illustration — Stock Photo
    Man with backache due to sitting, computer illustration
    Brain cancer, conceptual computer illustration — Stock Photo
    Brain cancer, conceptual computer illustration
    Hydatid disease in liver, cystic echinococcosis, Computer illustration — Stock Photo
    Hydatid disease in liver, cystic echinococcosis, Computer illustration
    Group of people in a rubber boat in the Antarctic. — Stock Photo
    Group of people in a rubber boat in the Antarctic.
    Coloured scanning electron micrograph (SEM) of uric acid crystals. — Stock Photo
    Coloured scanning electron micrograph (SEM) of uric acid crystals.
    Colon cancer in female body, conceptual computer illustration. — Stock Photo
    Colon cancer in female body, conceptual computer illustration.
    Plasmodium falciparum protozoan inside red blood cells, computer illustration — Stock Photo
    Plasmodium falciparum protozoan inside red blood cells, computer illustration
    Man pouring a cup of coffee. — Stock Photo
    Man pouring a cup of coffee.
    Thyroid gland cancer with closeup view of cancer cells, computer illustration. — Stock Photo
    Thyroid gland cancer with closeup view of cancer cells, computer illustration.
    CUBA - AUGUST 27, 2016: Old woman walking on pavement of street in poor district. — Stock Photo
    CUBA - AUGUST 27, 2016: Old woman walking on pavement of street in poor district.
    Macrophage foam cells containing lipid droplets, digital illustration. — Stock Photo
    Macrophage foam cells containing lipid droplets, digital illustration.
    Computer illustration of Candida fungi (yeast). most common representatives of Candida fungi are C. albicans and C. auris with similar morphology. C. albicans is found on skin and mucous membranes of mouth, genitals, respiratory — Stock Photo
    Computer illustration of Candida fungi (yeast). most common representatives of Candida fungi are C. albicans and C. auris with similar morphology. C. albicans is found on skin and mucous membranes of mouth, genitals, respiratory
    Truck vehicle on road covered with blowing snow near Morris, Manitoba, Canada — Stock Photo
    Truck vehicle on road covered with blowing snow near Morris, Manitoba, Canada
    Cancer cell attacked by T cell — Stock Photo
    Cancer cell attacked by T cell
    Thyroid gland tumour, computer illustration. — Stock Photo
    Thyroid gland tumour, computer illustration.
    Young woman in ill — Stock Photo
    Young woman in ill
    Pathogenic human-infecting virus particles, illustration. — Stock Photo
    Pathogenic human-infecting virus particles, illustration.
    Illustration of illuminated red human cancer cell. — Stock Photo
    Illustration of illuminated red human cancer cell.
    Illustration of painful cervical spine in human skeleton part. — Stock Photo
    Illustration of painful cervical spine in human skeleton part.
    Coronavirus particle, computer illustration — Stock Photo
    Coronavirus particle, computer illustration
    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
    Disabled man playing video games at home — Stock Photo
    Disabled man playing video games at home
    Digital illustration of Staphylococcus aureus bacteria in alveoli of lungs causing pneumonia. — Stock Photo
    Digital illustration of Staphylococcus aureus bacteria in alveoli of lungs causing pneumonia.
    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.
    Cryptosporidium parvum parasite in human body causing cryptosporidiosis, digital illustration. — Stock Photo
    Cryptosporidium parvum parasite in human body causing cryptosporidiosis, digital illustration.
    Computer illustration of co-infection with two major respiratory pathogenic bacteria, Mycobacterium tuberculosis (rod-shaped) and Streptococcus pneumonia (spherical) — Stock Photo
    Computer illustration of co-infection with two major respiratory pathogenic bacteria, Mycobacterium tuberculosis (rod-shaped) and Streptococcus pneumonia (spherical)
    Illustration of human silhouette with painful heart. — Stock Photo
    Illustration of human silhouette with painful heart.
    Illustration of HIV virus particles in human blood. — Stock Photo
    Illustration of HIV virus particles in human blood.
    Influenza virus, computer illustration — Stock Photo
    Influenza virus, computer illustration
    Illustration of HIV virus particles in human blood. — Stock Photo
    Illustration of HIV virus particles in human blood.
    3d illustration of blood cells and Plasmodium parasites causing malaria. — Stock Photo
    3d illustration of blood cells and Plasmodium parasites causing malaria.
    Lobar pneumonia in stage of red hepatisation, conceptual digital illustration. — Stock Photo
    Lobar pneumonia in stage of red hepatisation, conceptual digital illustration.
    Woman applying oil to her hair — Stock Photo
    Woman applying oil to her hair
    Illustration of female silhouette with highlighted rectum cancer. — Stock Photo
    Illustration of female silhouette with highlighted rectum cancer.
    Digital 3d colored illustration of cancer cell in process of mitosis. — Stock Photo
    Digital 3d colored illustration of cancer cell in process of mitosis.
    Illustration of human silhouette with inflamed colon. — Stock Photo
    Illustration of human silhouette with inflamed colon.
    Medical illustration of fistula development — Stock Photo
    Medical illustration of fistula development
    Silhouette with lungs pneumonia caused by measles virus, conceptual illustration. — Stock Photo
    Silhouette with lungs pneumonia caused by measles virus, conceptual illustration.
    Plasmodium malariae protozoan parasite, digital illustration. — Stock Photo
    Plasmodium malariae protozoan parasite, digital illustration.
    Digital illustration of rod-shaped bacteria inside alveoli of lung causing Bacterial pneumonia. — Stock Photo
    Digital illustration of rod-shaped bacteria inside alveoli of lung causing Bacterial pneumonia.
    Illustration of cancerous tumour in female bladder. — Stock Photo
    Illustration of cancerous tumour in female bladder.
    Skin cancer cell, computer illustration. — Stock Photo
    Skin cancer cell, computer illustration.
    Cancer cells, computer illustration — Stock Photo
    Cancer cells, computer illustration
    Coloured scanning electron micrograph of ovarian cancer cells. — Stock Photo
    Coloured scanning electron micrograph of ovarian cancer cells.
    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.
    Brain infection, conceptual illustration. — Stock Photo
    Brain infection, conceptual illustration.
    Illustration of female silhouette with painful kidneys. — Stock Photo
    Illustration of female silhouette with painful kidneys.
    Illustration of abnormal red blood cells known as spur cells acanthocytes. — Stock Photo
    Illustration of abnormal red blood cells known as spur cells acanthocytes.
    Digital artwork of green cancer cell on tissue surface. — Stock Photo
    Digital artwork of green cancer cell on tissue surface.
    Digital illustration of fruiting bodies and hyphae of fungus Aspergillus fumigatus. — Stock Photo
    Digital illustration of fruiting bodies and hyphae of fungus Aspergillus fumigatus.
    Yellow colored computed tomography scan of brain section of senior female patient with glioblastoma brain cancer. — Stock Photo
    Yellow colored computed tomography scan of brain section of senior female patient with glioblastoma brain cancer.
    Boy using nebulizer to treat asthma. — Stock Photo
    Boy using nebulizer to treat asthma.
    CUBA - AUGUST 27, 2016: Man sitting on sidewalk leaning to on blue wall with ornamental metal door. — Stock Photo
    CUBA - AUGUST 27, 2016: Man sitting on sidewalk leaning to on blue wall with ornamental metal door.
    3d illustration of Salmonella sp. bacteria showing internal structure — Stock Photo
    3d illustration of Salmonella sp. bacteria showing internal structure
    Female anatomy with highlighted diseased liver, computer illustration. — Stock Photo
    Female anatomy with highlighted diseased liver, computer illustration.
    Coloured scanning electron micrograph of ovarian cancer cells. — Stock Photo
    Coloured scanning electron micrograph of ovarian cancer cells.
    Portrait of teenage redhead girl using inhaler for treating asthma attack. — Stock Photo
    Portrait of teenage redhead girl using inhaler for treating asthma attack.
    Tumour affecting the pituitary gland — Stock Photo
    Tumour affecting the pituitary gland
    Plasmodium vivax protozoa and red blood cells, digital illustration. — Stock Photo
    Plasmodium vivax protozoa and red blood cells, digital illustration.
    Man sneezing into handkerchief outdoors. — Stock Photo
    Man sneezing into handkerchief outdoors.