Salaffi, F The differing patterns of subclinical pulmonary involvement in connective tissue diseases as shown by application of factor analysis. [electronic resource] - Clinical rheumatology 2000 - 35-41 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0770-3198 Standard No.: 10.1007/s100670050008 doi Subjects--Topical Terms: AdultAgedAntigens, CD--immunologyBronchoalveolar LavageBronchoalveolar Lavage Fluid--cytologyConnective Tissue Diseases--complicationsDiagnosis, DifferentialEosinophils--pathologyFactor Analysis, StatisticalFemaleHumansLung Diseases, Interstitial--diagnosisLymphocyte Subsets--immunologyMacrophages, Alveolar--pathologyMaleMiddle AgedNeutrophils--pathologyPrognosisRespiratory Function TestsRetrospective StudiesTomography, X-Ray Computed