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    Filamentous dematiaceous allergenic fungus Alternaria alternata, digital illustration. — Stock Photo
    Filamentous dematiaceous allergenic fungus Alternaria alternata, digital illustration.
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Abstract male body with sore throat on black background, conceptual digital illustration. — Stock Photo
    Abstract male body with sore throat on black background, conceptual digital illustration.
    Business man standing on city street with protective face mask — Stock Photo
    Business man standing on city street with protective face mask
    Microscopic view of birch tree pollen on green background — Stock Photo
    Microscopic view of birch tree pollen on green background
    Toxic mould spores of Stachybotrys chartarum fungus, digital illustration. — Stock Photo
    Toxic mould spores of Stachybotrys chartarum fungus, digital illustration.
    Young woman using inhaler outdoors. — Stock Photo
    Young woman using inhaler outdoors.
    Side view of a mixed race woman with long dark hair out and about in the city streets during the day, wearing a face mask against air pollution and coronavirus, standing in a city street with buildings in the background. — Stock Photo
    Side view of a mixed race woman with long dark hair out and about in the city streets during the day, wearing a face mask against air pollution and coronavirus, standing in a city street with buildings in the background.
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Stachybotrys toxic mould fruiting structure with spores, digital illustration. — Stock Photo
    Stachybotrys toxic mould fruiting structure with spores, digital illustration.
    3d illustration of white blood cells leukocytes secreting antibodies to destroy allergen in human body. — Stock Photo
    3d illustration of white blood cells leukocytes secreting antibodies to destroy allergen in human body.
    Female doctor putting eye drops into young girl eyes. — Stock Photo
    Female doctor putting eye drops into young girl eyes.
    Asian grandmother checking for signs of rash on granddaughter arm. — Stock Photo
    Asian grandmother checking for signs of rash on granddaughter arm.
    Eosinophilia blood smear with numerous eosinophils, digital illustration. — Stock Photo
    Eosinophilia blood smear with numerous eosinophils, digital illustration.
    Blond boy, about 8 years old, wearing a respirator to co-infect himself with a virus — Stock Photo
    Blond boy, about 8 years old, wearing a respirator to co-infect himself with a virus
    Woman blowing nose on tissue. — Stock Photo
    Woman blowing nose on tissue.
    Hands of immunologist performing skin prick allergy testing on boy. — Stock Photo
    Hands of immunologist performing skin prick allergy testing on boy.
    Dust mite, light micrograph — Stock Photo
    Dust mite, light micrograph
    Cropped shot of woman holding inhaler device. — Stock Photo
    Cropped shot of woman holding inhaler device.
    Little girl wearing face mask ready for a bicycle ride — Stock Photo
    Little girl wearing face mask ready for a bicycle ride
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Filamentous dematiaceous allergenic fungus Alternaria alternata, digital illustration. — Stock Photo
    Filamentous dematiaceous allergenic fungus Alternaria alternata, digital illustration.
    Panoramic illustration of blood vessel with eosinophilia with numerous eosinophils white blood cells, anti-parasite immune system. — Stock Photo
    Panoramic illustration of blood vessel with eosinophilia with numerous eosinophils white blood cells, anti-parasite immune system.
    Woman using inhaler — Stock Photo
    Woman using inhaler
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Pulmonologist helping little boy with inhaler, mother in background. — Stock Photo
    Pulmonologist helping little boy with inhaler, mother in background.
    Female doctor performing skin prick allergy testing on boy for possible allergen. — Stock Photo
    Female doctor performing skin prick allergy testing on boy for possible allergen.
    Blond boy, about 8 years old, wearing a respirator to co-infect himself with a virus — Stock Photo
    Blond boy, about 8 years old, wearing a respirator to co-infect himself with a virus
    3d illustration of variety of different pollen grains. — Stock Photo
    3d illustration of variety of different pollen grains.
    Inhaling medicine. Senior woman using an inhaler with extension tube. — Stock Photo
    Inhaling medicine. Senior woman using an inhaler with extension tube.
    Composite image of nasal epithelium and pollen. Coloured Scanning Electron Micrograph (SEM) of the surface of nasal epithelium with inhaled in pollen. — Stock Photo
    Composite image of nasal epithelium and pollen. Coloured Scanning Electron Micrograph (SEM) of the surface of nasal epithelium with inhaled in pollen.
    Blond boy, about 8 years old, wearing a respirator to co-infect himself with a virus — Stock Photo
    Blond boy, about 8 years old, wearing a respirator to co-infect himself with a virus
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Female doctor measuring with calipers allergic reaction during skin prick test. — Stock Photo
    Female doctor measuring with calipers allergic reaction during skin prick test.
    Female doctor attends to her patient in the clinic. They have the mask on. — Stock Photo
    Female doctor attends to her patient in the clinic. They have the mask on.
    Toxic mould spores of Stachybotrys chartarum fungus, digital illustration. — Stock Photo
    Toxic mould spores of Stachybotrys chartarum fungus, digital illustration.
    Parasitic dust mite on white background, digital illustration. — Stock Photo
    Parasitic dust mite on white background, digital illustration.
    Stachybotrys toxic mould fruiting structure with spores, digital illustration. — Stock Photo
    Stachybotrys toxic mould fruiting structure with spores, digital illustration.
    Front view of a mixed race woman with long dark hair out and about in the city streets during the day, wearing a face mask against air pollution and coronavirus, walking with her bicycle and using a smartphone — Stock Photo
    Front view of a mixed race woman with long dark hair out and about in the city streets during the day, wearing a face mask against air pollution and coronavirus, walking with her bicycle and using a smartphone
    Senior man sneezing nose with handkerchief on bed at home — Stock Photo
    Senior man sneezing nose with handkerchief on bed at home
    Sick boy getting inhalation treatment in clinic — Stock Photo
    Sick boy getting inhalation treatment in clinic
    Green colored dust mite, digital illustration. — Stock Photo
    Green colored dust mite, digital illustration.
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    B cell and antibodies, computer illustration — Stock Photo
    B cell and antibodies, computer illustration
    Microscopic Dust mites on floor — Stock Photo
    Microscopic Dust mites on floor
    Various allergenic food in bowls, still life. — Stock Photo
    Various allergenic food in bowls, still life.
    Blond boy, wearing a respirator and showing one finger — Stock Photo
    Blond boy, wearing a respirator and showing one finger
    Cropped shot of woman holding inhaler device. — Stock Photo
    Cropped shot of woman holding inhaler device.
    Spring flowers representing healthy human lungs, conceptual studio shot. — Stock Photo
    Spring flowers representing healthy human lungs, conceptual studio shot.
    Antihistamine tablets and flowers, studio shot. — Stock Photo
    Antihistamine tablets and flowers, studio shot.
    3d rendered illustration of dust mite on human skin. — Stock Photo
    3d rendered illustration of dust mite on human skin.
    Senior Caucasian man out and about in the city streets during the day, wearing a face mask against coronavirus, covid 19 with other people walking in the background. — Stock Photo
    Senior Caucasian man out and about in the city streets during the day, wearing a face mask against coronavirus, covid 19 with other people walking in the background.
    Toxic mould spores of Stachybotrys chartarum fungus, digital illustration. — Stock Photo
    Toxic mould spores of Stachybotrys chartarum fungus, digital illustration.
    Coloured scanning electron micrograph of pollen grains from Verbena bonariensis perennial plant. — Stock Photo
    Coloured scanning electron micrograph of pollen grains from Verbena bonariensis perennial plant.
    Patient undergoing skin prick test in allergy clinic. — Stock Photo
    Patient undergoing skin prick test in allergy clinic.
    Female doctor measuring with calipers allergic reaction during skin prick test. — Stock Photo
    Female doctor measuring with calipers allergic reaction during skin prick test.
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Visual rendering of Pollen — Stock Photo
    Visual rendering of Pollen