[Heart rate during Valsalva's maneuver in patients with sick sinus syndrome].
D000328:Adult; D000368:Aged; D005260:Female; D006339:Heart Rate; D006801:Humans; D008297:Male; D008875:Middle Aged; D012804:Sick Sinus Syndrome / Q000503:physiopathology*; D013610:Tachycardia / Q000209:etiology; D014636:Valsalva Maneuver
Czestość skurczów serca w próbie valsalvy u chroych z zespołem uszkodzenia wezła zatokowego.