Ertugrul, Suha, and Emre Soylemez. “Investigation of the Relationship Between Posterior Semicircular Canal Benign Paroxysmal Positional Vertigo and Sleep Quality ”. Annals of Medical Research, vol. 26, no. 10, May 2021, pp. 2359-63, http://www.annalsmedres.org/index.php/aomr/article/view/1777.