Author information:
(1)Department of Internal Medicine, St. Barnabas Hospital Bronx, Bronx, NY, 
United States.
(2)School of Medicine, University of El Salvador, San Salvador, El Salvador.
(3)Department of Radiology, St. Barnabas Hospital Bronx, Bronx, NY, United 
States.
(4)Department of Medicine, Creighton University, Omaha, NE, United States.
(5)Division of Infectious Diseases, Department of Internal Medicine, St. 
Barnabas Hospital Bronx, Bronx, NY, United States.