Association between periventricular white matter hyperintensity and moderate-to-severe patients with sleep apnea syndrome. - Uchimura M; Ikawa F; Hidaka T; Matsuda S; Kambara M; Tamaya S; Betsuyaku T; Horie N; Akiyama Y; Hayashi K (Sleep & breathing = Schlaf & Atmung, 2025)