Test cases which use logic in definition "Encounter with Comfort Measures during Hospitalization" do not return either ComfortMeasure.performed or ComfortMeasure.authoredOn from Coalesce.

define "Encounter with Comfort Measures during Hospitalization":
"Ischemic Stroke Encounter" IschemicStrokeEncounter
with "Intervention Comfort Measures" ComfortMeasure
such that Coalesce(start of QICoreCommon."ToInterval"(ComfortMeasure.performed), ComfortMeasure.authoredOn) during CQMCommon."HospitalizationWithObservation" ( IschemicStrokeEncounter )