Hossen, A., B. Al Ghunaimi, and M.O. Hassan. “Statistical Signal Characterization of Spectral Analysis of Heart Rate Variability for Screening of Patients With Obstructive Sleep Apnea”. The Journal of Engineering Research [TJER] 3, no. 1 (December 1, 2006): 1–9. Accessed May 8, 2024. https://journals.squ.edu.om/index.php/tjer/article/view/17.