Haibah, Rif’atin, Muji Sulistyowati, and Ismayani Ismayani. 2020. “Preventive Behavior to Obesity in Elementary School Students in Surabaya, Indonesia”. Jurnal Promkes: The Indonesian Journal of Health Promotion and Health Education 8 (2):190-97. https://doi.org/10.20473/jpk.V8.I2.2020.190-197.