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    Plasmodium malariae protozoa in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoa in blood vessel, computer illustration.
    Blue human silhouette with visible brain on black background, digital illustration. — Stock Photo
    Blue human silhouette with visible brain on black background, digital illustration.
    Skeletal system of person on crutches, digital illustration. — Stock Photo
    Skeletal system of person on crutches, digital illustration.
    Human papilloma virus — Stock Photo
    Human papilloma virus
    Safety of drinking water. Conceptual illustration showing abstract parasitic microorganisms in drop of water. — Stock Photo
    Safety of drinking water. Conceptual illustration showing abstract parasitic microorganisms in drop of water.
    Female silhouette with wrist pain, digital illustration. — Stock Photo
    Female silhouette with wrist pain, digital illustration.
    Top view of seamless background of orange physalis placed in rows on black table — Stock Photo
    Top view of seamless background of orange physalis placed in rows on black table
    Lassa virus particles, digital illustration. — Stock Photo
    Lassa virus particles, digital illustration.
    Vibrant background with mirror reflection of fresh orange as lemon on blue surface in composition with empty red and yellow areas — Stock Photo
    Vibrant background with mirror reflection of fresh orange as lemon on blue surface in composition with empty red and yellow areas
    Human scalp with dandruff, digital illustration. — Stock Photo
    Human scalp with dandruff, digital illustration.
    Digital illustration of balls of cholesterol lipids in blood vessel. — Stock Photo
    Digital illustration of balls of cholesterol lipids in blood vessel.
    House dust mite — Stock Photo
    House dust mite
    Human heart with coronary arteries, digital illustration. — Stock Photo
    Human heart with coronary arteries, digital illustration.
    Various microbes of different shapes — Stock Photo
    Various microbes of different shapes
    Illustration of large asteroid colliding with modern Earth in Mediterranean Sea, asteroid impact concept. — Stock Photo
    Illustration of large asteroid colliding with modern Earth in Mediterranean Sea, asteroid impact concept.
    Human silhouette with lungs infected by pneumonia caused by flu, illustration. — Stock Photo
    Human silhouette with lungs infected by pneumonia caused by flu, illustration.
    Group of cysts of Giardia intestinalis protozoans flagellated parasites in small intestine, digital illustration. — Stock Photo
    Group of cysts of Giardia intestinalis protozoans flagellated parasites in small intestine, digital illustration.
    Gram-negative plague bacteria Yersinia pestis with bipolar staining, digital illustration. — Stock Photo
    Gram-negative plague bacteria Yersinia pestis with bipolar staining, digital illustration.
    Lungs pneumonia caused by Mycoplasma pneumoniae bacteria, conceptual illustration. — Stock Photo
    Lungs pneumonia caused by Mycoplasma pneumoniae bacteria, conceptual illustration.
    Human digestive system with highlighted pancreas and molecular model of insulin. — Stock Photo
    Human digestive system with highlighted pancreas and molecular model of insulin.
    Digital illustration of uncommon cells of hairy cell leukemia. — Stock Photo
    Digital illustration of uncommon cells of hairy cell leukemia.
    Human brain olfactory bulb, digital illustration. — Stock Photo
    Human brain olfactory bulb, digital illustration.
    Digital illustration of nanorobot carrying rod-shaped bacterium. — Stock Photo
    Digital illustration of nanorobot carrying rod-shaped bacterium.
    Human heart with coronary veins, digital illustration. — Stock Photo
    Human heart with coronary veins, digital illustration.
    Digital illustration of parasitic Ancylostoma duodenale hookworms. — Stock Photo
    Digital illustration of parasitic Ancylostoma duodenale hookworms.
    Astrocyte brain glial cell connecting neuronal cells to blood vessel, digital illustration. — Stock Photo
    Astrocyte brain glial cell connecting neuronal cells to blood vessel, digital illustration.
    Human body anatomy with highlighted digestive system, digital illustration. — Stock Photo
    Human body anatomy with highlighted digestive system, digital illustration.
    Digital illustration of nanorobot carrying rod-shaped bacterium. — Stock Photo
    Digital illustration of nanorobot carrying rod-shaped bacterium.
    Digital illustration of abstract pathogenic microorganisms. — Stock Photo
    Digital illustration of abstract pathogenic microorganisms.
    Green colored probiotic rod-shaped gram-positive aerobic Bacillus clausii bacteria restoring microflora of intestine. — Stock Photo
    Green colored probiotic rod-shaped gram-positive aerobic Bacillus clausii bacteria restoring microflora of intestine.
    Zika virus particles transmitted by mosquito bite, digital illustration. — Stock Photo
    Zika virus particles transmitted by mosquito bite, digital illustration.
    Digital illustration of pyramidal nerve cells from cerebral cortex of brain. — Stock Photo
    Digital illustration of pyramidal nerve cells from cerebral cortex of brain.
    Digital three dimensional illustration of human lungs. — Stock Photo
    Digital three dimensional illustration of human lungs.
    Pulmonary edema, digital illustration. — Stock Photo
    Pulmonary edema, digital illustration.
    Simple squamous epithelium, digital illustration. — Stock Photo
    Simple squamous epithelium, digital illustration.
    Neck pain affecting cervical vertebrae — Stock Photo
    Neck pain affecting cervical vertebrae
    Cancer cell spreading, digital illustration. — Stock Photo
    Cancer cell spreading, digital illustration.
    Toilet microbes on contaminated seat surface, conceptual digital illustration. — Stock Photo
    Toilet microbes on contaminated seat surface, conceptual digital illustration.
    Plasmodium ovale protozoan parasite and red blood cell in flow, computer illustration. — Stock Photo
    Plasmodium ovale protozoan parasite and red blood cell in flow, computer illustration.
    Bacteriophage virus cell infecting bacterium, digital illustration. — Stock Photo
    Bacteriophage virus cell infecting bacterium, digital illustration.
    Nanobots attacking virus, conceptual digital illustration. — Stock Photo
    Nanobots attacking virus, conceptual digital illustration.
    Lobar pneumonia in stage of red hepatisation, conceptual digital illustration. — Stock Photo
    Lobar pneumonia in stage of red hepatisation, conceptual digital illustration.
    Lassa virus particles, digital illustration. — Stock Photo
    Lassa virus particles, digital illustration.
    Lassa virus particles, digital illustration. — Stock Photo
    Lassa virus particles, digital illustration.
    Female silhouette with headache, digital illustration. — Stock Photo
    Female silhouette with headache, digital illustration.
    Digital artwork showing inclusion composed of group of chlamydia reticulate bodies of Chlamydia trachomatis bacteria. — Stock Photo
    Digital artwork showing inclusion composed of group of chlamydia reticulate bodies of Chlamydia trachomatis bacteria.
    Female silhouette with leg pain, digital illustration. — Stock Photo
    Female silhouette with leg pain, digital illustration.
    Destruction of cancer cell, digital conceptual illustration illustrating treatment of cancer by drugs, nanoparticles and antibodies. — Stock Photo
    Destruction of cancer cell, digital conceptual illustration illustrating treatment of cancer by drugs, nanoparticles and antibodies.
    Digital illustration of fungal morphology of filamentous allergenic fungus Alternaria alternata and photograph of fungal colonies on Sabouraud Dextrose Agar. — Stock Photo
    Digital illustration of fungal morphology of filamentous allergenic fungus Alternaria alternata and photograph of fungal colonies on Sabouraud Dextrose Agar.
    Stachybotrys toxic mould fruiting structure with spores, digital illustration. — Stock Photo
    Stachybotrys toxic mould fruiting structure with spores, digital illustration.
    Abstract human brain nerve cells, digital illustration. — Stock Photo
    Abstract human brain nerve cells, digital illustration.
    Digital illustration of Neisseria gonorrhoeae bacteria inside neutrophil white blood cells. — Stock Photo
    Digital illustration of Neisseria gonorrhoeae bacteria inside neutrophil white blood cells.
    Human silhouette showing lung cancer tumor, conceptual illustration. — Stock Photo
    Human silhouette showing lung cancer tumor, conceptual illustration.
    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.
    Digital illustration of pyramidal nerve cells from cerebral cortex of brain. — Stock Photo
    Digital illustration of pyramidal nerve cells from cerebral cortex of brain.
    Upper-body and skull skeletal system — Stock Photo
    Upper-body and skull skeletal system
    Female silhouette with visible gallbladder, digital illustration. — Stock Photo
    Female silhouette with visible gallbladder, digital illustration.
    Young Asian woman in yellow wig and transparent plastic wear posing in fluorescent light — Stock Photo
    Young Asian woman in yellow wig and transparent plastic wear posing in fluorescent light
    Hepatitis B virus particles in 360-degree panorama view, colored digital illustration. — Stock Photo
    Hepatitis B virus particles in 360-degree panorama view, colored digital illustration.
    Head anatomy revealing brain structure — Stock Photo
    Head anatomy revealing brain structure