Haibah, R., Sulistyowati, M., & Ismayani, I. (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), 190–197. https://doi.org/10.20473/jpk.V8.I2.2020.190-197