Tehran University of Medical Sciences Acta Medica Iranica 0044-6025 23 3-4 1981 12 15 101 108 M.Sadre Z.Abedinzadeh M.Bahrami A OwIya M.ziai 2015 09 28 The pr esent s t udy indicate s an incidence of 1/1200 cys t. i,c fi brotic (CF) pat i ent s among hospi taliz ed children. It als o r e ports the reliability o f i nstrumental neutron a c - tivation a na lys i s (NAA) method in t he di agnos i s of CF pati ents. There was no ove r l apping o f t h e results o f na il sod i um conc en t r a t ion i n CP pat ients and ror maL conr.roI s (mean 11 763 ~ 2930 vs 559 ~ 244 ; P https://acta.tums.ac.ir/index.php/acta/article/view/153 https://acta.tums.ac.ir/index.php/acta/article/download/153/149