Received: 24 January 2020
Accepted: 28 May 2020
First Online: 2 June 2020
Ethics approval and consent to participate
: The study protocol was approved by the Ethics Committee of Shahid Beheshti University of Medical Sciences and registered as IR.SBMU.MSP.REC.1397.813. The protocol was initially explained to all patients visiting the Psychiatric Clinic of Mofid Children’s Hospital and after obtaining a written informed consent from the child and his/her parent/guardian they were enrolled in the study. No extra costs were imposed on the parents besides having the advantage of a free visit by the pediatric rheumatologist and psychiatric. All patients’ data were regarded as confidential.
: We confirm that the written informed consent form has been provided by the parents to have the case details published.