title: Reply by authors.
authors.affiliation: Pediatric Urology Research Center, Department of Urology, Pediatric Center of Excellence, Children's Hospital Medical Center, Tehran University of Medical Sciences, Tehran, Iran. kajbafzd@sina.tums.ac.ir
authors.forename: Abdol-Mohammad
authors.initials: AM
authors.lastname: Kajbafzadeh
authors.forename: Azadeh
authors.initials: A
authors.lastname: Elmi
authors.forename: Saman Shafaat
authors.initials: SS
authors.lastname: Talab
authors.forename: Hamed
authors.initials: H
authors.lastname: Emami
authors.forename: Shadi Abdar
authors.initials: SA
authors.lastname: Esfahani
authors.forename: Parisa
authors.initials: P
authors.lastname: Saeedi
mesh_terms: D015415:Biomarkers / Q000097:blood / Q000652:urine; D018395:CA-19-9 Antigen / Q000097:blood* / Q000652:urine*; D002648:Child; D006801:Humans; D007682:Kidney Pelvis; D011237:Predictive Value of Tests; D014517:Ureteral Obstruction / Q000097:blood* / Q000151:congenital / Q000175:diagnosis / Q000652:urine*
chemical_list: D015415:Biomarkers; D018395:CA-19-9 Antigen