RT Journal Article SR Electronic T1 Patients adherence to treatment and knowledge about chronic obstructive pulmonary disease JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 1427 OP 1429 VO 27 IS 9 A1 Banu E. Gulbay A1 Rusina Dogan A1 Oznur A. Yildiz A1 Ozlem U. Gurkan A1 Turan Acican A1 Sevgi Saryal A1 Gulseren Karabiyikoglu A1 Kenan Kose YR 2006 UL http://smj.org.sa/content/27/9/1427.abstract