Afdal, Ahmad, Syarif Indra, and Hendra Permana. “The Relationship Between Plasma Hypocretin Levels and Sleep Disorders in Patients With Parkinson’s Disease”. Bioscientia Medicina : Journal of Biomedicine and Translational Research 5, no. 9 (May 24, 2021): 856-861. Accessed December 23, 2024. https://bioscmed.com/index.php/bsm/article/view/350.