Unique and guided training + 800 clinical cases in the data bank
A. a narrow QRS
B. a normal QRS axis
C. pathological q waves in V5-V6
D. physiological q waves in V5-V6
E. normal QRS voltages
A. sinus rhythm
B. first-degree AV block
C. right bundle branch block + left anterior fascicular block
D. complete left bundle branch block
E. undifferentiated block