Reply to Letter to the Editor - Narrow QRS tachycardia with AV response from 2:1 to 1:1. What is the mechanism?

Reply to Letter to the Editor - Narrow QRS tachycardia with AV response from 2:1 to 1:1. What is the mechanism?
Acta Cardiol. 2020 Jul 21;:1
Authors: Mohanan Nair KK
PMID: 32691686 [PubMed - as supplied by publisher]

Source: Acta Cardiologica - July 23, 2020 Category: Cardiology Tags: Acta Cardiol Source Type: research