<<forEachTiddler  where 'tiddler.tags.contains(context.inTiddler.title)'
sortBy 
        tiddler.title
    ascending 
write '"*[["+tiddler.title+"]]\n"'>>
<<tiddler AutoRefresh with: force>>

Look for Pacing spikes 
If QRS  widened then ventricles are paced rather than atria.
Ventricular pacing tends to be on right giving LBBB like wave

''Pacemaker: permanent'' - indications
persistent symptomatic bradycardia e.g. sick sinus syndome
complete heart block
Mobitz type II AV block
persistent AV block after myocardial infarction