1. Multilevel block in the atrioventricular node during atrial tachycardia and flutter alternating with Wenckebach phenomenon. Issue 4 (October 1979) Authors: Slama, R; Leclercq, J F; Rosengarten, M; Coumel, P; Bouvrain, Y Journal: Heart Issue: Volume 42:Issue 4(1979) Page Start: 463 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗