Mahmuddin, Mahmuddin, et al. “The Influence of Body Mass Index (BMI) and Physical Activity Changes on the Effectiveness of E-Health in Obesity Among Adults: A Systematic Review”. Malahayati International Journal of Nursing and Health Science, vol. 7, no. 4, June 2024, pp. 386-94, doi:10.33024/minh.v7i4.297.