St. Luke's Hospital, Bethlehem, Pennsylvania, United States
Merced Heart Association, Merced, California, United States
Central Baptist Hospital Clinical Research Center, Lexington, Kentucky, United States
Jonsson Comprehensive Cancer Center, UCLA, Los Angeles, California, United States
Freeman Health Systems, Joplin, Missouri, United States
Rheumatology Clinic, Los Angeles, California, United States
Pain Therapy Center, Schaumburg, Illinois, United States
Site Reference ID/Investigator# 644, Kansas City, Kansas, United States
Site Reference ID/Investigator# 642, Stanford, California, United States
Site Reference ID/Investigator# 406, Norfolk, Virginia, United States
University of Pittsburgh, Pittsburgh, Pennsylvania, United States
Cedars-Sinai Medical Center, Los Angeles, California, United States
VA Greater Los Angeles Healthcare System, Los Angeles, California, United States
Medical University of South Carolina, Charleston, South Carolina, United States
Wojewodzki Szpital Specjalistyczny AM w Bialymstoku, Bialymstoku, Poland
VA Greater Los Angeles Healthcare System, West Los Angeles, Los Angeles, California, United States
Medisphere Medical Research Center, Evansville, Indiana, United States
University of Florida, Gainesville, Florida, United States
Biolab Research, LLC, Rockville, Maryland, United States
Nephrology Association of South Miami, Miami, Florida, United States
Dallas Nephrology Associates, Dallas, Texas, United States
Arms, Dodge, Robinson, Wilber and Crouch, Kansas City, Missouri, United States
Phoenix Body Positive, Phoenix,, Arizona, United States
Akron Infectious Disease, Inc., Akron, Ohio, United States
Donna E. Sweet, MD, Wichita,, Kansas, United States
Stephen Becker, MD, San Francisco,, California, United States
Community Research Initiative of New England, Springfield, Massachusetts, United States
Duke University Medical Center, Durham, North Carolina, United States