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    Protozoan Plasmodium falciparum cell, causative agent of tropical malaria, digital illustration. — Stock Photo
    Protozoan Plasmodium falciparum cell, causative agent of tropical malaria, digital illustration.
    Helicobacter pyloris bacteria — Stock Photo
    Helicobacter pyloris bacteria
    Plasmodium vivax protozoa and red blood cells, digital illustration. — Stock Photo
    Plasmodium vivax protozoa and red blood cells, digital illustration.
    Influenza flu virus particle, digital illustration. — Stock Photo
    Influenza flu virus particle, digital illustration.
    Human rib cage anatomy — Stock Photo
    Human rib cage anatomy
    Medical illustration of female breast anatomy — Stock Photo
    Medical illustration of female breast anatomy
    Digital labelled illustration showing bacteria causing nosocomial pneumonia, Staphylococcus aureus, Pseudomonas aeruginosa, Klebsiella pneumoniae, Escherichia coli. — Stock Photo
    Digital labelled illustration showing bacteria causing nosocomial pneumonia, Staphylococcus aureus, Pseudomonas aeruginosa, Klebsiella pneumoniae, Escherichia coli.
    Digital illustration of abstract pathogenic microorganisms. — Stock Photo
    Digital illustration of abstract pathogenic microorganisms.
    Silhouette with lungs pneumonia caused by measles virus, conceptual illustration. — Stock Photo
    Silhouette with lungs pneumonia caused by measles virus, 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.
    Full frame background of green leaves of tree growing in dark forest at daytime — Stock Photo
    Full frame background of green leaves of tree growing in dark forest at daytime
    Red blood cells on white background, digital illustration. — Stock Photo
    Red blood cells on white background, digital illustration.
    Pain localized in foot — Stock Photo
    Pain localized in foot
    Lymphocyte, monocyte and neutrophil white blood cells in blood smear, digital illustration. — Stock Photo
    Lymphocyte, monocyte and neutrophil white blood cells in blood smear, digital illustration.
    Sitting in chair male silhouette with knee pain, digital illustration. — Stock Photo
    Sitting in chair male silhouette with knee pain, digital illustration.
    Sitting on bench female silhouette with headache, digital illustration. — Stock Photo
    Sitting on bench female silhouette with headache, digital illustration.
    Anatomy of male muscular system — Stock Photo
    Anatomy of male muscular system
    Coloured scanning electron micrograph (SEM) of the shell (test) of a Globigerina sp. planktonic foraminiferan. — Stock Photo
    Coloured scanning electron micrograph (SEM) of the shell (test) of a Globigerina sp. planktonic foraminiferan.
    Colored thyroid cancer cells, digital illustration. — Stock Photo
    Colored thyroid cancer cells, digital illustration.
    Illustration of fruiting bodies and hyphae of fungus Aspergillus fumigatus. — Stock Photo
    Illustration of fruiting bodies and hyphae of fungus Aspergillus fumigatus.
    Human heart anatomy showing aortic valve, digital illustration. — Stock Photo
    Human heart anatomy showing aortic valve, digital illustration.
    Human heart with coronary blood vessels, digital illustration. — Stock Photo
    Human heart with coronary blood vessels, digital illustration.
    Medical illustration of alveoli on black background — Stock Photo
    Medical illustration of alveoli on black background
    Illustration of female reproductive system and parasitic Trichomonas vaginalis causing trichomoniasis. — Stock Photo
    Illustration of female reproductive system and parasitic Trichomonas vaginalis causing trichomoniasis.
    Human silhouette with illuminated neck pain, digital illustration. — Stock Photo
    Human silhouette with illuminated neck pain, digital illustration.
    Female silhouette with visible adrenal gland, digital illustration. — Stock Photo
    Female silhouette with visible adrenal gland, digital illustration.
    Tumour tissue cells, digital illustration. — Stock Photo
    Tumour tissue cells, digital illustration.
    Human silhouette with pink illuminated brain on black background, digital illustration. — Stock Photo
    Human silhouette with pink illuminated brain on black background, digital illustration.
    Bacteriophage virus cells infecting bacterium, digital illustration. — Stock Photo
    Bacteriophage virus cells infecting bacterium, digital illustration.
    Digital illustration of trypanosome parasite in blood causing Chagas disease. — Stock Photo
    Digital illustration of trypanosome parasite in blood causing Chagas disease.
    Human pathogenic viruses causing respiratory and enteric infections, digital illustration. — Stock Photo
    Human pathogenic viruses causing respiratory and enteric infections, digital illustration.
    Transplacental transmission of Toxoplasma gondii parasites to human embryo, conceptual illustration. — Stock Photo
    Transplacental transmission of Toxoplasma gondii parasites to human embryo, conceptual illustration.
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease. — Stock Photo
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease.
    Digital illustration of red colored Streptococcus thermophilus bacteria for dairy food industry. — Stock Photo
    Digital illustration of red colored Streptococcus thermophilus bacteria for dairy food industry.
    Neutrophil and monocyte white blood cells in blood smear, digital illustration. — Stock Photo
    Neutrophil and monocyte white blood cells in blood smear, digital illustration.
    Bacteria multiplying on surface, digital illustration. — Stock Photo
    Bacteria multiplying on surface, digital illustration.
    Inferior view of human skull anatomy with annotations — Stock Photo
    Inferior view of human skull anatomy with annotations
    Male silhouette with arm pain, digital illustration. — Stock Photo
    Male silhouette with arm pain, digital illustration.
    Red blood cells in blood vessel, digital illustration. — Stock Photo
    Red blood cells in blood vessel, 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.
    Colored human embryonic stem cells, digital illustration. — Stock Photo
    Colored human embryonic stem cells, digital illustration.
    Digital artwork of green cancer cell on tissue surface. — Stock Photo
    Digital artwork of green cancer cell on tissue surface.
    Adult head louse — Stock Photo
    Adult head louse
    Healthy red blood cells — Stock Photo
    Healthy red blood cells
    Gram-negative plague bacteria Yersinia pestis with bipolar staining, digital illustration. — Stock Photo
    Gram-negative plague bacteria Yersinia pestis with bipolar staining, 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
    Green coli bacteria on plain background, digital illustration. — Stock Photo
    Green coli bacteria on plain background, digital illustration.
    Human papilloma virus — Stock Photo
    Human papilloma virus
    Medical nanorobot in human blood vessel, panoramic digital illustration. — Stock Photo
    Medical nanorobot in human blood vessel, panoramic digital illustration.
    Vibrio vulnificus bacteria found in sea water, colored computer illustration. — Stock Photo
    Vibrio vulnificus bacteria found in sea water, colored computer illustration.
    Female silhouette with neck pain, digital illustration. — Stock Photo
    Female silhouette with neck pain, digital illustration.
    Glowing Sun star with solar flares, digital illustration. — Stock Photo
    Glowing Sun star with solar flares, digital illustration.
    Infected human bronchus — Stock Photo
    Infected human bronchus
    Coloured computed tomography (CT) scan of a section through the chest of a 76-year-old male patient with a malignant (cancerous) tumour (bright, right) of the bronchus. — Stock Photo
    Coloured computed tomography (CT) scan of a section through the chest of a 76-year-old male patient with a malignant (cancerous) tumour (bright, right) of the bronchus.
    Medical illustration of alveoli on black background — Stock Photo
    Medical illustration of alveoli on black background
    Discus thrower joints, digital illustration. — Stock Photo
    Discus thrower joints, digital illustration.
    Female silhouette with visible liver, digital illustration. — Stock Photo
    Female silhouette with visible liver, digital illustration.
    Adipocyte fat cells, digital illustration. — Stock Photo
    Adipocyte fat cells, digital illustration.
    Naegleria fowleri amoeba in cerebrospinal fluid, digital illustration. — Stock Photo
    Naegleria fowleri amoeba in cerebrospinal fluid, digital illustration.
    Medical illustration of inflammation and pain in human knee joint — Stock Photo
    Medical illustration of inflammation and pain in human knee joint