John HayJohn Hay (1873-1959) English physician first to record second degree atrioventricular (AV) block now better known as Mobitz type II AV blockBen Mackenzie and Mike CadoganAugust 3, 2020
AV Block: 2nd degree, Mobitz II (Hay block)A review of the ECG features of Mobitz II 2nd degree AV block - Originally termed Hay block (1906) by Mobitz in 1924. ECG Library LITFLEd Burns and Robert ButtnerAugust 1, 2020
Second-degree Atrioventricular blockEponymythology of Second-degree Atrioventricular (AV) block including Luciani, Galabin, Wenckebach, Hay and MobitzMike CadoganFebruary 1, 2020