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    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.
    Viral lung infection, illustration. Inflamed lungs infected with virus particles. — Stock Photo
    Viral lung infection, illustration. Inflamed lungs infected with virus particles.
    Diseased stomach in male body silhouette, conceptual computer illustration. — Stock Photo
    Diseased stomach in male body silhouette, conceptual computer illustration.
    Squamous carcinoma of the skin — Stock Photo
    Squamous carcinoma of the skin
    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.
    Viral lung infection, illustration. Inflamed lungs infected with virus particles. — Stock Photo
    Viral lung infection, illustration. Inflamed lungs infected with virus particles.
    Protozoan Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration. — Stock Photo
    Protozoan Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration.
    Breast cancer. Illustration of malignant (cancerous) tumour (red) in woman breast — Stock Photo
    Breast cancer. Illustration of malignant (cancerous) tumour (red) in woman breast
    Covid-19 coronavirus particles, illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019. The virus causes a mild respiratory illness (Covid-19) that can develop into pneumonia — Stock Photo
    Covid-19 coronavirus particles, illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019. The virus causes a mild respiratory illness (Covid-19) that can develop into pneumonia
    Colored norovirus particles, digital illustration. — Stock Photo
    Colored norovirus particles, digital illustration.
    Digital artwork of green cancer cell on tissue surface. — Stock Photo
    Digital artwork of green cancer cell on tissue surface.
    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.
    Digital illustration of blastocystis hominis parasites, causative agents of diarrheal infection. — Stock Photo
    Digital illustration of blastocystis hominis parasites, causative agents of diarrheal infection.
    HIV human immunodeficiency virus in bloodstream, digital illustration — Stock Photo
    HIV human immunodeficiency virus in bloodstream, digital illustration
    Illustration of female silhouette with painful pancreas. — Stock Photo
    Illustration of female silhouette with painful pancreas.
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria. — Stock Photo
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria.
    Illustration of red and inflamed human appendix and close-up of bacteria causative agents of appendicitis. — Stock Photo
    Illustration of red and inflamed human appendix and close-up of bacteria causative agents of appendicitis.
    Pathogenic human-infecting virus particles, illustration. — Stock Photo
    Pathogenic human-infecting virus particles, illustration.
    Fractured ankle bone, computer illustration — Stock Photo
    Fractured ankle bone, computer illustration
    3d illustration of lymphocytes attacking cancer cells in human body. — Stock Photo
    3d illustration of lymphocytes attacking cancer cells in human body.
    3d illustration of flu pathogen in cross-section. — Stock Photo
    3d illustration of flu pathogen in cross-section.
    Prostate cancer cells, coloured scanning electron micrograph. — Stock Photo
    Prostate cancer cells, coloured scanning electron micrograph.
    Transparent male body with adrenal gland cancer, computer illustration. — Stock Photo
    Transparent male body with adrenal gland cancer, computer 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.
    Porphyromonas gingivalis oral bacterium, computer illustration. P. gingivalis (formerly known as Bacteroides gingivalis) is part of the normal flora of the mouth, intestine and urogenital tract — Stock Photo
    Porphyromonas gingivalis oral bacterium, computer illustration. P. gingivalis (formerly known as Bacteroides gingivalis) is part of the normal flora of the mouth, intestine and urogenital tract
    Human lungs with bacterial pneumonia and close-up of bacteria. — Stock Photo
    Human lungs with bacterial pneumonia and close-up of bacteria.
    Diseased liver in male body silhouette, digital illustration. — Stock Photo
    Diseased liver in male body silhouette, digital illustration.
    Colored digital artwork of cancer cell. — Stock Photo
    Colored digital artwork of cancer cell.
    Chronic pyelonephritis, computer illustration and light micrograph — Stock Photo
    Chronic pyelonephritis, computer illustration and light micrograph
    Illustration of intestine cancer in human body silhouette. — Stock Photo
    Illustration of intestine cancer in human body silhouette.
    Illustration of small tick biting human skin. — Stock Photo
    Illustration of small tick biting human skin.
    Digital illustration of kidney cancer. — Stock Photo
    Digital illustration of kidney cancer.
    Illustration of thyroid tumour in realistic skeleton. — Stock Photo
    Illustration of thyroid tumour in realistic skeleton.
    Colored yellow DNA molecule damage on white background, genetic disorder conceptual illustration. — Stock Photo
    Colored yellow DNA molecule damage on white background, genetic disorder conceptual illustration.
    Colored computed tomography scan of section through brain of senior male patient with dementia. — Stock Photo
    Colored computed tomography scan of section through brain of senior male patient with dementia.
    Colored DNA molecule damage on white background, genetic disorder conceptual illustration. — Stock Photo
    Colored DNA molecule damage on white background, genetic disorder conceptual illustration.
    Abstract measles virus particles, digital illustration. — Stock Photo
    Abstract measles virus particles, digital illustration.
    Man in defensive pose, computer illustration — Stock Photo
    Man in defensive pose, computer illustration
    Abstract measles virus particle, digital illustration. — Stock Photo
    Abstract measles virus particle, digital 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
    Handicapped man pressing button of elevator in building — Stock Photo
    Handicapped man pressing button of elevator in building
    Digital illustration of human leg affected by lymphatic filariasis and close-up of parasitic nematode worms. — Stock Photo
    Digital illustration of human leg affected by lymphatic filariasis and close-up of parasitic nematode worms.
    Human scalp with dandruff, digital illustration. — Stock Photo
    Human scalp with dandruff, digital illustration.
    Illustration of bunion bones on white background. — Stock Photo
    Illustration of bunion bones on white background.
    Illustration of colon cancer in human body silhouette. — Stock Photo
    Illustration of colon cancer in human body silhouette.
    T-cell attached to cancer cell — Stock Photo
    T-cell attached to cancer cell
    Mengo encephalomyocarditis virus particles, digital illustration. — Stock Photo
    Mengo encephalomyocarditis virus particles, digital illustration.
    Lupus anticoagulants on surgical tray. — Stock Photo
    Lupus anticoagulants on surgical tray.
    Stomach cancer in female body, conceptual computer illustration. — Stock Photo
    Stomach cancer in female body, conceptual computer illustration.
    Digital illustration of abnormal blood cells infected by hairy cell leukemia. — Stock Photo
    Digital illustration of abnormal blood cells infected by hairy cell leukemia.
    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.
    Low angle view illustration of blue silhouette of obese woman with highlighted adrenal glands. — Stock Photo
    Low angle view illustration of blue silhouette of obese woman with highlighted adrenal glands.
    Covid-19 coronavirus particle, computer illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019 — Stock Photo
    Covid-19 coronavirus particle, computer illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019
    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.
    Digital illustration of Mycobacterium tuberculosis gram-positive rod-shaped bacteria which causing disease tuberculosis. — Stock Photo
    Digital illustration of Mycobacterium tuberculosis gram-positive rod-shaped bacteria which causing disease tuberculosis.
    Cancer cells with blood vessel formation — Stock Photo
    Cancer cells with blood vessel formation
    Digital artwork of illuminated red human cancer cell. — Stock Photo
    Digital artwork of illuminated red human cancer cell.
    Colored scanning electron micrograph of osteosarcoma bone cancer cell. — Stock Photo
    Colored scanning electron micrograph of osteosarcoma bone cancer cell.
    Dementia, conceptual computer illustration — Stock Photo
    Dementia, conceptual computer illustration
    Covid-19 coronavirus particle, computer illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019 — Stock Photo
    Covid-19 coronavirus particle, computer illustration. The new coronavirus SARS-CoV-2 (previously 2019-CoV) emerged in Wuhan, China, in December 2019