Purnamasari, A. et al. 2023. The Impact Of Covid-19 On The Mental Health Of School Children Using The Children Depression Inventory (CDI) Instrument: Mental Health Of School Children . INDONESIAN JOURNAL OF HEALTH SCIENCES RESEARCH AND DEVELOPMENT (IJHSRD). 5, 2 (Dec. 2023), 92–96. DOI:https://doi.org/10.36566/ijhsrd/Vol5.Iss2/177.