3426799 S-ECG surface electrocardiogram 6 3426788 SECG secretagogin 2 3426789 SECG serial 12-lead ECG monitoring 2 3426797 SECG serial ECG 2 3426792 SECG standard electrocardiogram 2 3426787 SECG Self-attention with EPGO and Convolutional Gated Linear Unit 1 3426790 SECG self-expanding composite graft 1 3426796 SECG serine-glutamic acid-cysteine-glycine 1 3426795 SECG simulation ECG 1 3426794 SECG single-lead electrocardiogram 1 3426793 SECG sorption-enhanced co-gasification 1 3426791 SECG surface ECG 1 3426798 SECG synthetic electrocardiogram signals 1