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    Illustration of painful atlas bone in human skeleton part. — Stock Photo
    Illustration of painful atlas bone in human skeleton part.
    Pacemaker in heart disease — Stock Photo
    Pacemaker in heart disease
    3d rendered illustration of colored female thyroid gland being attacked by antibodies. — Stock Photo
    3d rendered illustration of colored female thyroid gland being attacked by antibodies.
    Acute pyelonephritis, computer illustration and light micrograph — Stock Photo
    Acute pyelonephritis, computer illustration and light micrograph
    Pentatrichomonas hominis protozoans in human large intestine, digital illustration. — Stock Photo
    Pentatrichomonas hominis protozoans in human large intestine, digital illustration.
    Illustration of kidneys in transparent male silhouette. — Stock Photo
    Illustration of kidneys in transparent male silhouette.
    Echinococcus granulosus hydatid cyst, computer illustration — Stock Photo
    Echinococcus granulosus hydatid cyst, computer illustration
    Illustration of female silhouette with mammary glands cancer. — Stock Photo
    Illustration of female silhouette with mammary glands cancer.
    Female anatomical silhouette with breast disease, conceptual computer illustration. — Stock Photo
    Female anatomical silhouette with breast disease, conceptual computer illustration.
    Conceptual illustration of viral encephalitis is an inflammation of the brain caused by a virus. — Stock Photo
    Conceptual illustration of viral encephalitis is an inflammation of the brain caused by a virus.
    Human lungs with pneumonia and close-up of bacteria and viruses. — Stock Photo
    Human lungs with pneumonia and close-up of bacteria and viruses.
    Lobar pneumonia in stage of congestion and consolidation, digital illustration and light micrograph. — Stock Photo
    Lobar pneumonia in stage of congestion and consolidation, digital illustration and light micrograph.
    Illustration of female silhouette with painful lungs. — Stock Photo
    Illustration of female silhouette with painful lungs.
    Illustration of healthy and degenerated substantia nigra of human brains with dopaminergic neurons. — Stock Photo
    Illustration of healthy and degenerated substantia nigra of human brains with dopaminergic neurons.
    Illustration of female silhouette with highlighted mammary glands cancer. — Stock Photo
    Illustration of female silhouette with highlighted mammary glands cancer.
    Lungs cancer, digital illustration showing malignant tumour in lung. — Stock Photo
    Lungs cancer, digital illustration showing malignant tumour in lung.
    Lung cancer in anatomy of male body, computer illustration. — Stock Photo
    Lung cancer in anatomy of male body, computer illustration.
    Diseased bladder in transparent female body model, conceptual illustration. — Stock Photo
    Diseased bladder in transparent female body model, conceptual illustration.
    Illustration of heart tumour in male body silhouette on black background. — Stock Photo
    Illustration of heart tumour in male body silhouette on black background.
    Anatomical female body with ureteral cancer, conceptual digital illustration. — Stock Photo
    Anatomical female body with ureteral cancer, conceptual digital illustration.
    Colored digital artwork of cancer cell. — Stock Photo
    Colored digital artwork of cancer cell.
    Smokers lungs, digital illustration and light micrograph on white background. — Stock Photo
    Smokers lungs, digital illustration and light micrograph on white background.
    Colored digital illustration of green cancer cell. — Stock Photo
    Colored digital illustration of green cancer cell.
    Human skeleton with lumbar pain, conceptual computer illustration. — Stock Photo
    Human skeleton with lumbar pain, conceptual computer illustration.
    Digital illustration of trypanosome parasites which causing Chagas disease. — Stock Photo
    Digital illustration of trypanosome parasites which causing Chagas disease.
    Painful neck, computer illustration — Stock Photo
    Painful neck, computer illustration
    Cancer of liver in male body silhouette, digital illustration. — Stock Photo
    Cancer of liver in male body silhouette, digital illustration.
    Abstract human immunodeficiency virus particles, digital illustration — Stock Photo
    Abstract human immunodeficiency virus particles, digital 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.
    Diseased thyroid gland, conceptual computer illustration. — Stock Photo
    Diseased thyroid gland, conceptual computer illustration.
    Brown Adenovirus particles, colored digital 3d illustration. — Stock Photo
    Brown Adenovirus particles, colored digital 3d illustration.
    Influenza virus particles in blood stream — Stock Photo
    Influenza virus particles in blood stream
    Plasmodium ovale protozoan inside red blood cells in the stage of schizont, computer illustration — Stock Photo
    Plasmodium ovale protozoan inside red blood cells in the stage of schizont, computer illustration
    Micrograph of house fly — Stock Photo
    Micrograph of house fly
    Miliary tuberculosis in human lungs, digital illustration. — Stock Photo
    Miliary tuberculosis in human lungs, digital illustration.
    Female silhouette with tumor in liver on blue background, computer illustration. — Stock Photo
    Female silhouette with tumor in liver on blue background, computer illustration.
    Scientific illustration of influenza virus particle. — Stock Photo
    Scientific illustration of influenza virus particle.
    Illustration of inflamed colon in human body. — Stock Photo
    Illustration of inflamed colon in human body.
    Illustration of Streptococcus pneumoniae bacteria inside alveoli of lungs causing pneumonia. — Stock Photo
    Illustration of Streptococcus pneumoniae bacteria inside alveoli of lungs causing pneumonia.
    Illustration of silhouette of obese man with painful intestine. — Stock Photo
    Illustration of silhouette of obese man with painful intestine.
    Computer illustration showing human hair with dandruff and close-up view of microscopic fungi Malassezia furfur associated with seborrhoeic dermatitis and dandruff formation — Stock Photo
    Computer illustration showing human hair with dandruff and close-up view of microscopic fungi Malassezia furfur associated with seborrhoeic dermatitis and dandruff formation
    Illustration of adrenal glands in transparent male silhouette. — Stock Photo
    Illustration of adrenal glands in transparent male silhouette.
    Illustration of female silhouette with highlighted liver cancer. — Stock Photo
    Illustration of female silhouette with highlighted liver cancer.
    Orange colored lungs in female body silhouette, computer illustration. — Stock Photo
    Orange colored lungs in female body silhouette, computer illustration.
    Male body with diseased colon, computer illustration. — Stock Photo
    Male body with diseased colon, computer illustration.
    Alveolar macrophage phagocytosis of E. coli — Stock Photo
    Alveolar macrophage phagocytosis of E. coli
    Computer illustration showing human hair with dandruff and close-up view of microscopic fungi Malassezia furfur associated with seborrhoeic dermatitis and dandruff formation — Stock Photo
    Computer illustration showing human hair with dandruff and close-up view of microscopic fungi Malassezia furfur associated with seborrhoeic dermatitis and dandruff formation
    Parasitic tick feeding — Stock Photo
    Parasitic tick feeding
    Pancreas cancer in male body, computer illustration. — Stock Photo
    Pancreas cancer in male body, computer illustration.
    Acute pyelonephritis, computer illustration and light micrograph — Stock Photo
    Acute pyelonephritis, computer illustration and light micrograph
    Illustration of senior man silhouette with visible adrenal glands. — Stock Photo
    Illustration of senior man silhouette with visible adrenal glands.
    3d rendered illustration of colored painful brain. — Stock Photo
    3d rendered illustration of colored painful brain.
    Escherichia coli on the surface of human skin — Stock Photo
    Escherichia coli on the surface of human skin
    3d illustration of antibodies attacking virus particles. — Stock Photo
    3d illustration of antibodies attacking virus particles.
    Close-up of 3d rendering microscopic blue bacteria. — Stock Photo
    Close-up of 3d rendering microscopic blue bacteria.
    Human papillomavirus, illustration. Human papilloma virus (HPV) causes warts, which mostly occur on the hands and feet. Certain strains also infect the genitals — Stock Photo
    Human papillomavirus, illustration. Human papilloma virus (HPV) causes warts, which mostly occur on the hands and feet. Certain strains also infect the genitals
    Diseased liver in male body silhouette, digital illustration. — Stock Photo
    Diseased liver in male body silhouette, digital illustration.
    Vaginal bacteria. Coloured scanning electron micrograph (SEM) of bacteria on the vaginal wall. A healthy vaginal flora protects the body against urogenital infections — Stock Photo
    Vaginal bacteria. Coloured scanning electron micrograph (SEM) of bacteria on the vaginal wall. A healthy vaginal flora protects the body against urogenital infections
    3d rendered illustration of blue silhouette of man with inflamed lungs on black background. — Stock Photo
    3d rendered illustration of blue silhouette of man with inflamed lungs on black background.
    Echinococcosis multilocularis hydatid cyst, computer illustration — Stock Photo
    Echinococcosis multilocularis hydatid cyst, computer illustration