IRCT20190202042583N1 IRCT 2020-08-14 Mazandaran University of Medical Sciences The effect of supplementation on reducing depression in children with cancer The effect of supplementation on reducing depression in children with cancer referred to the oncology ward of Bu Ali Sina Hospital in Sari 2019-03-22 anticipated 75 Complete https://irct.ir/trial/50174 interventional Randomization: Not randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment. 3 Depression in pediatric patients with malignancy. Intervention 1: Intervention group: In addition to the standard treatment for depression, the group of patients with zinc deficiency will receive oral treatment with 10 mg of zinc gluconate daily at the discretion of the child psychiatrist. Intervention 2: Intervention group: Group with normal zinc level The first group of patients in normal zinc level receive 10 mg of zinc gluconate daily. Intervention 3: Control group: The second group of patients with normal zinc levels also receive only depression treatment and do not receive zinc supplements. Yes - There is a plan to make this available What will be shared: Only part of the data, such as information about the main outcome or the like, can be shared When: Start the access period 6 months after printing the results To whom: Researchers working in academic and scientific institutions Conditions: Researchers working in academic and scientific institutions Where to obtain: Email to dr.naderisorki@mazums.ac.ir How to obtain: After communicating with the email if available, data and results will be available Comments: