TY JOUR TI Wellens Syndrome KW Wellens syndrome (DS) KW electrocardiogram (ECG) KW T-wave myocardial infarction KW left anterior descending artery (LAD) coronary angiography (CAG) JO Clinical Medicine and Pharmacology AU Kirkina, N.Y. AU Rybina, S.V. PY 2020 IS 5 PB LLC Information and publishing center Innovations and investments