Some common cardiac arrhythmias.
D001145:Arrhythmias, Cardiac / Q000628:therapy*; D011343:Procaine / Q000627:therapeutic use*; D011802:Quinidine / Q000627:therapeutic use*
D011343:Procaine; D011802:Quinidine
ARRHYTHMIA/therapy; PROCAINE/therapeutic use; QUINIDINE/therapeutic use