[Problem of diagnosing malignant teratoma of lungs in children].
D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000000981:diagnostic imaging*; D008297:Male; D011859:Radiography; D013724:Teratoma / Q000000981:diagnostic imaging*