Multi-lead cephalic venous access and long-term performance of high-voltage leads. - Akhtar Z; Harding I; Elbatran AI; Gonna H; Mannakkara NN; Leung LWM; Zuberi Z; Bajpai A; Pearse S; Cox AT; Li A; Jouhra F; et al. (Journal of cardiovascular electrophysiology, 2021)