Extrasystoles atrial | Extrasystoles nodal | Extrasystoles supraventricular | PAC | PNC | Premature beat atrial | Supraventricular ectopics | Supraventricular extrasystoles | Supraventricular premature beats | SVE | Ectopic atrial beats | Atrioventricular extrasystoles | Premature atrial contraction | Premature nodal contraction | Atrial bigeminy | Atrial trigeminy | Premature junctional contractions | Atrial Premature Complexes | Premature Complexes, Atrial | Atrial Premature Complex | Atrial Premature Complices | Premature Complex, Atrial | Premature Complices, Atrial | Premature Supraventricular Beats | Premature Supraventricular Beat | Supraventricular Beat, Premature | Supraventricular Beats, Premature | Premature Atrial Beats | Atrial Beat, Premature | Atrial Beats, Premature | Premature Atrial Beat | Premature Atrial Complex | Atrial Complex, Premature | Atrial Complices, Premature | Premature Atrial Complices | Premature Atrial Contractions | Atrial Contraction, Premature | Atrial Contractions, Premature | Premature Atrial Contraction | Atrial Ectopic Beats | Atrial Ectopic Beat | Ectopic Beat, Atrial | Ectopic Beats, Atrial | Extrasystole, Atrial | Atrial Extrasystole | Atrial Extrasystoles | Extrasystoles, Atrial |