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    Lung cancer, digital illustration and light micrograph showing lung adenocarcinoma. — Stock Photo
    Lung cancer, digital illustration and light micrograph showing lung adenocarcinoma.
    Healthy lungs anatomy — Stock Photo
    Healthy lungs anatomy
    Medical illustration of alveoli on black background — Stock Photo
    Medical illustration of alveoli on black background
    Abstract male silhouette with lung cancer, digital illustration. — Stock Photo
    Abstract male silhouette with lung cancer, digital illustration.
    Conceptual illustration of coronavirus particles in human lungs. — Stock Photo
    Conceptual illustration of coronavirus particles in human lungs.
    Human pathogenic viruses causing respiratory and enteric infections, digital illustration. — Stock Photo
    Human pathogenic viruses causing respiratory and enteric infections, digital illustration.
    Medical illustration of alveoli on black background — Stock Photo
    Medical illustration of alveoli on black background
    Colored lungs in transparent female body on black background, computer illustration. — Stock Photo
    Colored lungs in transparent female body on black background, computer illustration.
    Oxygen mask and tube on white background. — Stock Photo
    Oxygen mask and tube on white background.
    Cutaway view of male chest showing lung — Stock Photo
    Cutaway view of male chest showing lung
    Lungs in anatomy of male body, computer illustration. — Stock Photo
    Lungs in anatomy of male body, computer illustration.
    Coloured X-ray of the chest of a 52 year old female patient with metastatic (secondary) lung cancer (yellow). — Stock Photo
    Coloured X-ray of the chest of a 52 year old female patient with metastatic (secondary) lung cancer (yellow).
    Illustration of male internal organs of respiratory and digestive system. — Stock Photo
    Illustration of male internal organs of respiratory and digestive system.
    3d rendered illustration of colored female lungs in body silhouette. — Stock Photo
    3d rendered illustration of colored female lungs in body silhouette.
    Conceptual illustration of coronavirus particles in human lungs. — Stock Photo
    Conceptual illustration of coronavirus particles in human lungs.
    Snake red blood cells. Coloured scanning electron micrograph (SEM) of whole and fractured red blood cells (erythrocytes, red) in a small blood vessel of a snake — Stock Photo
    Snake red blood cells. Coloured scanning electron micrograph (SEM) of whole and fractured red blood cells (erythrocytes, red) in a small blood vessel of a snake
    Normal human alveoli anatomy — Stock Photo
    Normal human alveoli anatomy
    Conceptual illustration of coronavirus particles in human lungs. — Stock Photo
    Conceptual illustration of coronavirus particles in human lungs.
    MERS virus infection of lungs, conceptual illustration. — Stock Photo
    MERS virus infection of lungs, conceptual illustration.
    Digital illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Hepatitis A, Rotaviruses. — Stock Photo
    Digital illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Hepatitis A, Rotaviruses.
    Transparent human body with internal organs, nervous, lymphatic and circulatory systems — Stock Photo
    Transparent human body with internal organs, nervous, lymphatic and circulatory systems
    Transparent male silhouette with colored lungs, computer illustration. — Stock Photo
    Transparent male silhouette with colored lungs, computer illustration.
    Female anatomical model with yellow colored and visible lungs, computer illustration. — Stock Photo
    Female anatomical model with yellow colored and visible lungs, computer illustration.
    Light micrograph (LM) of a vertical section through the pseudostratified columnar epithelium from the trachea, the tube in the throat leading from the mouth to the bronchus and the lungs. — Stock Photo
    Light micrograph (LM) of a vertical section through the pseudostratified columnar epithelium from the trachea, the tube in the throat leading from the mouth to the bronchus and the lungs.
    Human silhouette showing lung cancer tumor, conceptual illustration. — Stock Photo
    Human silhouette showing lung cancer tumor, conceptual illustration.
    Digital labelled illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Escherichia coli, Shigella. — Stock Photo
    Digital labelled illustration showing bacteria causing infections of respiratory and digestive system, Mycobacterium tuberculosis, Helicobacter pylori, Escherichia coli, Shigella.
    Lungs in anatomy of male body, computer illustration. — Stock Photo
    Lungs in anatomy of male body, computer illustration.
    Diseased lungs in transparent male body on black background, computer illustration. — Stock Photo
    Diseased lungs in transparent male body on black background, computer illustration.
    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.
    Transparent male silhouette with colored bronchi, computer illustration. — Stock Photo
    Transparent male silhouette with colored bronchi, computer illustration.
    Bowel cancer pathology — Stock Photo
    Bowel cancer pathology
    Lung bronchiole. Light micrograph of a section through lung tissue and a bronchiole. Bronchi form branches from the trachea and gradually diminish in diameter with increasing branching into bronchioles within the lung — Stock Photo
    Lung bronchiole. Light micrograph of a section through lung tissue and a bronchiole. Bronchi form branches from the trachea and gradually diminish in diameter with increasing branching into bronchioles within the lung
    Pulmonary edema, digital illustration. — Stock Photo
    Pulmonary edema, digital illustration.
    Digital three dimensional illustration of human lungs. — Stock Photo
    Digital three dimensional illustration of human lungs.
    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.
    Transparent male silhouette with colored lungs, computer illustration. — Stock Photo
    Transparent male silhouette with colored lungs, computer 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 Legionella pneumophila bacteria, cause of Legionnaires disease. — Stock Photo
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease.
    Measles virus particle, illustration. This virus, from the Morbillivirus group of viruses, consists of an RNA (ribonucleic acid) core surrounded by an envelope studded with surface proteins haemagglutinin-neuraminidase and fusion protein — Stock Photo
    Measles virus particle, illustration. This virus, from the Morbillivirus group of viruses, consists of an RNA (ribonucleic acid) core surrounded by an envelope studded with surface proteins haemagglutinin-neuraminidase and fusion protein
    3d rendered illustration of colored female lungs in body silhouette. — Stock Photo
    3d rendered illustration of colored female lungs in body silhouette.
    Human body anatomy showing respiratory and digestive systems, digital illustration. — Stock Photo
    Human body anatomy showing respiratory and digestive systems, digital illustration.
    Illustration of antibodies (y-shaped) responding to an infection with the new coronavirus SARS-CoV-2 — Stock Photo
    Illustration of antibodies (y-shaped) responding to an infection with the new coronavirus SARS-CoV-2
    Illustration of transparent gray silhouette of male body with colored bronchi. — Stock Photo
    Illustration of transparent gray silhouette of male body with colored bronchi.
    Illustration of visible colored lungs in transparent human body silhouette. — Stock Photo
    Illustration of visible colored lungs in transparent human body silhouette.
    Female silhouette with visible lungs, digital illustration. — Stock Photo
    Female silhouette with visible lungs, digital illustration.
    Lung bronchiole. Light micrograph of a section through lung tissue and a bronchiole. Bronchi form branches from the trachea and gradually diminish in diameter with increasing branching into bronchioles within the lung — Stock Photo
    Lung bronchiole. Light micrograph of a section through lung tissue and a bronchiole. Bronchi form branches from the trachea and gradually diminish in diameter with increasing branching into bronchioles within the lung
    Illustration of bronchi in male body silhouette. — Stock Photo
    Illustration of bronchi in male body silhouette.
    SARS-CoV-2 viruses and activated neutrophil, conceptual computer illustration — Stock Photo
    SARS-CoV-2 viruses and activated neutrophil, conceptual computer illustration
    Anatomy of warrior 1 pose, or virabhadrasana 1. Computer illustration showing a male body with highlighted skeleton demonstrating the skeletal activity of this yoga posture. — Stock Photo
    Anatomy of warrior 1 pose, or virabhadrasana 1. Computer illustration showing a male body with highlighted skeleton demonstrating the skeletal activity of this yoga posture.
    Lungs in anatomy of male body, computer illustration. — Stock Photo
    Lungs in anatomy of male body, computer illustration.
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease. — Stock Photo
    Digital illustration of Legionella pneumophila bacteria, cause of Legionnaires disease.
    Roll of toilet paper in front of a stack of toilet rolls — Stock Photo
    Roll of toilet paper in front of a stack of toilet rolls
    Medical illustration of thyroid gland on windpipe — Stock Photo
    Medical illustration of thyroid gland on windpipe
    Whooping cough contagious infectious lungs disease and close-up of Bordetella pertussis bacteria. — Stock Photo
    Whooping cough contagious infectious lungs disease and close-up of Bordetella pertussis bacteria.
    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.
    Nipah virus particles, computer illustration. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore in people who had close contact with pigs — Stock Photo
    Nipah virus particles, computer illustration. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore in people who had close contact with pigs
    Medical illustration of human lungs in body — Stock Photo
    Medical illustration of human lungs in body
    Human body systems. Illustrations of the muscular, skeletal, cardiovascular, nervous systems and other internal organs. — Stock Photo
    Human body systems. Illustrations of the muscular, skeletal, cardiovascular, nervous systems and other internal organs.
    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.
    Colored lungs in transparent female body on black background, computer illustration. — Stock Photo
    Colored lungs in transparent female body on black background, computer illustration.