title: [Effect of ballistocardiogram changes on the width of its frequency spectrum in clinically healthy persons].
mesh_terms: D001450:Ballistocardiography; D006321:Heart / Q000502:physiology*; D006801:Humans
vernacular_title: Vliianie izmeneniĭ ballistokardiogrammy na shirinu ee chastotnogo spektra u klinichesk zdorovykh.