Narrow QRS tachycardia with RR alternans and QRS alternans: what is the mechanism?

Nair, KKM; Namboodiri, N; Abhilash, SP; Thajudeen, A; Valaparambil, A

Nair, KKM (reprint author), Sree Chitra Tirunal Inst Med Sci & Technol, Dept Cardiol, Thiruvananthapuram 695011, Kerala, India.

ACTA CARDIOLOGICA, 2017; 72 (6): 675