[Atelectatic shadow in chest x-ray of lung cancer].
D000818:Animals; D004285:Dogs; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged; D001261:Pulmonary Atelectasis / Q000000981:diagnostic imaging* / Q000209:etiology / Q000473:pathology*; D011859:Radiography