Valdez, Glenn Ford. “Prevalence and Determinants of Dropped Head Syndrome of Medical and Health Science Students: A Scoping Review”. Journal of Rural Community Nursing Practice 3, no. 2 (September 25, 2025): 211–233. Accessed January 21, 2026. https://ebsina.or.id/journals/index.php/JRCNP/article/view/504.