The Kveim test and its practical significance.
D003937:Diagnosis, Differential; D003951:Diagnostic Errors; D005188:False Negative Reactions; D005189:False Positive Reactions; D006801:Humans; D008171:Lung Diseases / Q000276:immunology; D008198:Lymph Nodes; D012507:Sarcoidosis / Q000175:diagnosis / Q000276:immunology*; D012882:Skin Tests