Chest infection in childhood.
D001249:Asthma / Q000453:epidemiology; D001987:Bronchiectasis / Q000453:epidemiology; D002648:Child; D002675:Child, Preschool; D002908:Chronic Disease; D003550:Cystic Fibrosis / Q000150:complications; D005260:Female; D005547:Foreign Bodies / Q000150:complications; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D011014:Pneumonia / Q000000981:diagnostic imaging / Q000453:epidemiology / Q000209:etiology / Q000401:mortality; D011015:Pneumonia, Aspiration / Q000453:epidemiology; D011023:Pneumonia, Staphylococcal / Q000453:epidemiology; D011024:Pneumonia, Viral / Q000000981:diagnostic imaging; D011859:Radiography; D012141:Respiratory Tract Infections / Q000453:epidemiology*; D014397:Tuberculosis, Pulmonary / Q000453:epidemiology