Connections
ER, season 8
Entity
ER, season 15
Entity
Christmas
Concept
Chicago
Entity
Massachusetts
Entity
Boston
Entity
Philadelphia
Entity
deoxyribonucleic acid
Entity
myocardial infarction
Entity
stroke
Entity
schizophrenia
Entity
African Americans
Entity
HIV
Entity
sign language
Entity
NBC
Entity
appendicitis
Entity
pediatrics
Entity
Michael Crichton
Entity
surgeon
Entity
aneurysm
Disease