Septiana, R. ., A. . Lestari, and S. . Anantanyu. “The Association Between Chronotype and Physical Activity With Type of Obesity on Healthcare Students in Samarinda”. Journal of Health and Nutrition Research, vol. 5, no. 1, Apr. 2026, pp. 309-16, doi:10.56303/jhnresearch.v5i1.854.