%0 Case Reports %T Modified Valsalva manoeuvre in paroxysmal supraventricular tachycardia: Case series. %A Yáñez Mesía S %A Gómez Barrena V %A Salamanca Zarzuela B %A Garralda Torres I %A Benitez Gómez I %J An Pediatr (Engl Ed) %V 99 %N 2 %D 2023 08 %M 37419705 暂无%R 10.1016/j.anpede.2023.04.013