Proper film reading with proper filming.
Hu
L B
LB
D002648:Child; D005260:Female; D014890:Granulomatosis with Polyangiitis / Q000000981:diagnostic imaging* / Q000473:pathology; D006801:Humans; D008168:Lung / Q000000981:diagnostic imaging; D011859:Radiography; D014962:X-Ray Film / Q000592:standards*