Aqahtani, T., Albalawi, A., Alotaibi, J., Alshareef, A., Alrasheed, T., Mirghani, H., Mirza, I., Alatawi, A., Albalawi, H. and Sheik, M. 2023. Chronotype, Daytime Sleepiness, and Related Factors Effects on Skipping Classroom among Medical Students in Tabuk . Sudan Journal of Medical Sciences (SJMS). 18, 2 (Jun. 2023), 165–176. DOI:https://doi.org/10.18502/sjms.v18i2.13601.