Smidtaite R, Navickas Z, Vainoras A, Bikulciene L, Poškaitis V. Evaluation of Coherence of T wave in Different Leads. ELEKTRON ELEKTROTECH. 2009;93(5):113-116. Accessed February 8, 2026. https://eejournal.ktu.lt/index.php/elt/article/view/10195