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    A woman's hand, with a lit cigarette. Campaign to prevent smoking — Stock Photo
    A woman's hand, with a lit cigarette. Campaign to prevent smoking
    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
    Cropped shot of Portrait of boy crying — Stock Photo
    Cropped shot of Portrait of boy crying
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Blue leaves on black background. — Stock Photo
    Blue leaves on black background.
    Antibiotic resistant Pseudomonas aeruginosa bacterium, digital 3d illustration. — Stock Photo
    Antibiotic resistant Pseudomonas aeruginosa bacterium, digital 3d illustration.
    Mother gazing at content open-eyed baby while breastfeeding — Stock Photo
    Mother gazing at content open-eyed baby while breastfeeding
    Math equations on whiteboard — Stock Photo
    Math equations on whiteboard
    Young boy floating in pool on a summer day — Stock Photo
    Young boy floating in pool on a summer day
    Emotionless female with curly long ginger hair wearing knitted sweater standing looking down against blue sea — Stock Photo
    Emotionless female with curly long ginger hair wearing knitted sweater standing looking down against blue sea
    Back view of unrecognizable upset boy being punished and standing in corner while suffering from domestic violence — Stock Photo
    Back view of unrecognizable upset boy being punished and standing in corner while suffering from domestic violence
    Side view of young female in street style cap and t shirt showing fuck off gesture while standing against yellow wall on city street — Stock Photo
    Side view of young female in street style cap and t shirt showing fuck off gesture while standing against yellow wall on city street
    Close-up of positive ends of batteries, selective focus — Stock Photo
    Close-up of positive ends of batteries, selective focus
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Digital illustration of Escherichia coli bacteria on white background. — Stock Photo
    Digital illustration of Escherichia coli bacteria on white background.
    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.
    Gram-negative plague bacteria Yersinia pestis with bipolar staining, digital illustration. — Stock Photo
    Gram-negative plague bacteria Yersinia pestis with bipolar staining, digital illustration.
    Fashionable blonde woman in black outfit and makeup posing on couch — Stock Photo
    Fashionable blonde woman in black outfit and makeup posing on couch
    Man and dog standing alone beside a blue door of a white building. — Stock Photo
    Man and dog standing alone beside a blue door of a white building.
    55037 — Stock Photo
    55037
    Annoyed little girl with curly hairs wearing gray cozy pajamas looking at the camera with dissatisfaction while sitting on sill with crossed arms — Stock Photo
    Annoyed little girl with curly hairs wearing gray cozy pajamas looking at the camera with dissatisfaction while sitting on sill with crossed arms
    Aerial view of Paris cityscape, France — Stock Photo
    Aerial view of Paris cityscape, France
    Colored scanning electron micrograph of rod-shaped Gram-negative bacteria Escherichia coli, commonly known as E coli. — Stock Photo
    Colored scanning electron micrograph of rod-shaped Gram-negative bacteria Escherichia coli, commonly known as E coli.
    Computer illustration of Haemophilus influenzae, coccobacillus bacteria — Stock Photo
    Computer illustration of Haemophilus influenzae, coccobacillus bacteria
    Medical worker wearing personal PPE surgical gloves and protective clothing,holding nasal swab,performing drive-thru COVID-19 testing,point of care on site location for PCR detection of Coronavirus — Stock Photo
    Medical worker wearing personal PPE surgical gloves and protective clothing,holding nasal swab,performing drive-thru COVID-19 testing,point of care on site location for PCR detection of Coronavirus
    54121 — Stock Photo
    54121
    3d illustration of Salmonella sp. bacteria showing internal structure — Stock Photo
    3d illustration of Salmonella sp. bacteria showing internal structure
    Lyme disease bacteria, digital illustration. — Stock Photo
    Lyme disease bacteria, digital illustration.
    Illustration of Klebsiella pneumoniae bacteria. K. pneumoniae are Gram-negative, encapsulated, non-motile, enteric, rod-shaped bacteria. This species causes Friedlander's pneumonia and urinary tract infections — Stock Photo
    Illustration of Klebsiella pneumoniae bacteria. K. pneumoniae are Gram-negative, encapsulated, non-motile, enteric, rod-shaped bacteria. This species causes Friedlander's pneumonia and urinary tract infections
    Lifestyle portrait of young siblings with masks on hugging at home — Stock Photo
    Lifestyle portrait of young siblings with masks on hugging at home
    Unhappy preteen ethnic boy sitting on floor and outstretching arm while trying to protect himself from angry parent — Stock Photo
    Unhappy preteen ethnic boy sitting on floor and outstretching arm while trying to protect himself from angry parent
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease. — Stock Photo
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease.
    Green coli bacteria on plain background, digital illustration. — Stock Photo
    Green coli bacteria on plain background, digital illustration.
    Newborn baby boy being cradled by new parents in birthing center — Stock Photo
    Newborn baby boy being cradled by new parents in birthing center
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease. — Stock Photo
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease.
    Spirillum bacteria infection — Stock Photo
    Spirillum bacteria infection
    Digital illustration of Salmonella Gram-negative rod-shaped bacteria with flagella. — Stock Photo
    Digital illustration of Salmonella Gram-negative rod-shaped bacteria with flagella.
    Coli bacteria on plain background, digital illustration. — Stock Photo
    Coli bacteria on plain background, digital illustration.
    Acinetobacter sp. bacteria infection — Stock Photo
    Acinetobacter sp. bacteria infection
    3d illustration of cholera pathogens in dark polluted water. — Stock Photo
    3d illustration of cholera pathogens in dark polluted water.
    Water Deposit under arch — Stock Photo
    Water Deposit under arch
    Upset little girl looking away standing with ice cream against studio blue background — Stock Photo
    Upset little girl looking away standing with ice cream against studio blue background
    Blonde woman sitting on couch and looking at camera — Stock Photo
    Blonde woman sitting on couch and looking at camera
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease. — Stock Photo
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease.
    Vibrio vulnificus bacteria found in sea water, colored computer illustration. — Stock Photo
    Vibrio vulnificus bacteria found in sea water, colored computer illustration.
    Close up of young girl cuddling with favorite baby doll outside — Stock Photo
    Close up of young girl cuddling with favorite baby doll outside
    Digital illustration showing close-up of cholera infection bacteria in small intestine. — Stock Photo
    Digital illustration showing close-up of cholera infection bacteria in small intestine.
    Furious female athlete wrinkling nose and yelling while demonstrating photo gesture and looking at camera during training in town — Stock Photo
    Furious female athlete wrinkling nose and yelling while demonstrating photo gesture and looking at camera during training in town
    Pink colored Campylobacter bacteria, computer illustration. — Stock Photo
    Pink colored Campylobacter bacteria, computer illustration.
    Spirillum bacteria infection — Stock Photo
    Spirillum bacteria infection
    Pneumonia caused by bacteria Moraxella catarrhalis, digital illustration. — Stock Photo
    Pneumonia caused by bacteria Moraxella catarrhalis, digital illustration.
    Lifestyle portrait of young girl swimming in hotel pool on vacation — Stock Photo
    Lifestyle portrait of young girl swimming in hotel pool on vacation
    Black and white inverted image of pile of logged firs, hemlocks and spruces trees — Stock Photo
    Black and white inverted image of pile of logged firs, hemlocks and spruces trees
    Haemophilus ducreyi bacteria, digital illustration. — Stock Photo
    Haemophilus ducreyi bacteria, digital illustration.
    Silhouette of horse at sunset — Stock Photo
    Silhouette of horse at sunset
    Pneumonia caused by bacteria Moraxella catarrhalis, digital illustration. — Stock Photo
    Pneumonia caused by bacteria Moraxella catarrhalis, digital illustration.
    Newborn baby boy being cradled by new parents in birthing center — Stock Photo
    Newborn baby boy being cradled by new parents in birthing center
    Upset woman smoking cigarette in studio — Stock Photo
    Upset woman smoking cigarette in studio
    Vibrio vulnificus bacteria found in sea water, colored computer illustration. — Stock Photo
    Vibrio vulnificus bacteria found in sea water, colored computer illustration.
    53965 — Stock Photo
    53965