Author = MOHAMMAD T. ABD EL-FATTAH, M.D.; ALI O. ABD EL-AZIZ, M.D.
Sleep Quality in COPD Patients; Incidence and Predictors of Poor Quality

Volume 86, March, March 2018, Pages 107-115

MOHAMMAD T. ABD EL-FATTAH, M.D.; ALI O. ABD EL-AZIZ, M.D.; ELHAM A. ABD EL-GAHNY, M.D.; MAHMOUD H.S. KHEDR, M.D.