Jiménez-Jáimez, JuanTercedor Sánchez, Luis2023-01-252023-01-252016http://hdl.handle.net/10668/9988enDefibrillators, ImplantableElectrocardiographyFemaleHeart ArrestHumansMaleRegistriesStroke VolumeLetter by Jiménez-Jáimez and Tercedor Sánchez Regarding Article, "Outcome of Apparently Unexplained Cardiac Arrest: Results From Investigation and Follow-Up of the Prospective Cardiac Arrest Survivors With Preserved Ejection Fraction Registry".research article27069090open access10.1161/CIRCEP.116.0039841941-3084https://www.ahajournals.org/doi/pdf/10.1161/CIRCEP.116.003984