Question: Howard University Hospital and Providence Hospital are both located where?
Sentence (from "Oslo University Hospital, Ullevål"): Oslo University Hospital, Ullevål (Norwegian: "Oslo universitetssykehus, Ullevål" ), formerly Ullevål University Hospital (Norwegian: "Ullevål universitetssykehus" ) in Oslo, Norway is one of the four main campuses of Oslo University Hospital.
Relevant evidence: No