Haibah, R., M. Sulistyowati, and I. Ismayani. “Preventive Behavior to Obesity in Elementary School Students in Surabaya, Indonesia”. Jurnal Promkes: The Indonesian Journal of Health Promotion and Health Education, vol. 8, no. 2, Sept. 2020, pp. 190-7, doi:10.20473/jpk.V8.I2.2020.190-197.