Nazareth Hospital, Philadelphia, Pennsylvania, United States
Memorial Hospital, York, Pennsylvania, United States
Ohio State University East, Columbus, Ohio, United States
Johns Hopkins University; JHAAC 5501 Hopkins Bayview Circle, 1B84, Baltimore, Maryland, United States
Wilmer Eye Institute, Baltimore, Maryland, United States
Johns Hopkins Hospital, Baltimore, Maryland, United States
Johns Hopkins University, Baltimore, Maryland, United States
ProHealth Clinical Research Unit, Baltimore, Maryland, United States
Comstock Center for Public Health Research and Prevention, Hagerstown, Maryland, United States
Johns Hopkins Bayview Medical Center, Baltimore, Maryland, United States
Johns Hopkins Hospital, Baltimore, Maryland, United States
Johns Hopkins School of Medicine Behavioral Pharmacology Research Unit, Baltimore, Maryland, United States
Johns Hopkins University School of Medicine, Baltimore, Maryland, United States