RT Journal Article SR Electronic T1 Turkish version of the functional performance inventory used on patients with chronic obstructive pulmonary disease JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 1098 OP 1100 VO 30 IS 8 A1 Safiye Ozkan A1 Bilun Gemicioglu A1 Zehra Durna A1 Tuncalp Demir YR 2009 UL http://smj.org.sa/content/30/8/1098.abstract