title: Authors' Reply.
authors.affiliation: Department of Chest Diseases, Eskisehir Osmangazi University Medical Faculty, Eskisehir, Turkey.
authors.forename: Muzaffer
authors.initials: M
authors.lastname: Metintas
authors.forename: Huseyin
authors.initials: H
authors.lastname: Yildirim
authors.forename: Tamer
authors.initials: T
authors.lastname: Kaya
authors.forename: Guntulu
authors.initials: G
authors.lastname: Ak
authors.forename: Emine
authors.initials: E
authors.lastname: Dundar
authors.forename: Ragip
authors.initials: R
authors.lastname: Ozkan
authors.forename: Selma
authors.initials: S
authors.lastname: Metintas