title: Differentiation between idiopathic pulmonary fibrosis and interstitial pneumonia associated with collagen vascular diseases by comparison of the ratio of OKT4+ cells and OKT8+ in BALF T-lymphocytes.
mesh_terms: D000911:Antibodies, Monoclonal / Q000032:analysis*; D003095:Collagen Diseases / Q000150:complications*; D003937:Diagnosis, Differential; D006801:Humans; D011658:Pulmonary Fibrosis / Q000175:diagnosis*; D014652:Vascular Diseases / Q000150:complications*
chemical_list: D000911:Antibodies, Monoclonal