1. Weill Cornell Medicine; New York New York U.S.A.
2. Centers for Disease Control and Prevention; Atlanta Georgia U.S.A.
3. Albert Einstein College of Medicine; Bronx New York U.S.A.
4. Mount Sinai Health System; New York New York U.S.A.
5. Columbia University Medical Center; New York New York U.S.A.
6. New York University Langone Medical Center; New York New York U.S.A.