The clinical and laboratory manifestations of Iranian patients with cystic fibrosis - Gholamhossein Fallahi; Mehri Najafi; Fatemeh Farhmand; Fatemeh Bazvand; Maedeh Ahmadi; Faezeh Ahmadi; Kambiz Eftekhari; Ahmad Khodad; Farzaneh Motamed; Gholamreza Khatami; Asghar Aghamohammadi; Nima Rezaei (The Turkish Journal of Pediatrics)