1. Cardiac patients' perceptions of neighboring patients' risk: influence on psychological stress in the ED and subsequent posttraumatic stress Konrad, Beatrice M.; Hiti, David T.; Chang, Bernard; Retuerto, Jessica; Julian, Jacob E.; Edmondson, Donald E. 2017 Articles Emergency medicinePost-traumatic stress disorderThreat (Psychology)Stress (Psychology)MedicineHeart--Diseases--Patients