Before revision: We report Lobachevsky University Database (LUDB) of ECG signals that contains 200 recordings of 10-second 12-lead electrocardiograms (ECG) from different subjects  .
After revision: We report Lobachevsky University Database (LUDB) of ECG signals that contains 200 recordings of 10-second 12-lead electrocardiograms (ECG) from different subjects , representative of a variety of signal morphologies .