RT Journal Article SR Electronic T1 Detection of right ventricular dysfunction by tissue Doppler imaging in asymptomatic patients with pulmonary sarcoidosis JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 212 OP 215 DO 10.1183/09031936.00065210 VO 37 IS 1 A1 E. Gialafos A1 A. Rapti A1 V. Kouranos A1 K. Aggeli A1 T.G. Papaioannou A1 A. Kallianos A1 G. Siasos A1 C. Kostopoulos A1 C. Stefanadis YR 2011 UL http://erj.ersjournals.com/content/37/1/212.abstract AB