Second-degree AV block according to Leo Schamroth (1924-1988). Lessons from the past.
Barold
S S
SS
Broward General Hospital, Ft Lauderdale, Florida, USA. ssbarold@aol.com
D004562:Electrocardiography / Q000266:history*; D006327:Heart Block / Q000175:diagnosis / Q000266:history*; D049673:History, 20th Century; D006801:Humans