Evaluation of a Low-Cost Single-Lead ECG Module for Vascular Ageing Prediction and Studying Smoking-Induced Changes in ECG. - Ali, Syed Anas; Niaz, Muhammad Saqib; Rehman, Mubashir; Mehmood, Ahsan; Rahman, M. Mahboob Ur; Riaz, Kashif; Abbasi, Qammer H. (Circuits, Systems & Signal Processing, 2025)