Hypertension

• Pinnacle Research — Anniston, Alabama, United States
• Diablo Clinical Research — Walnut Creek, California, United States
• Prism Research Inc. — Saint Paul, Minnesota, United States
• New Orleans Center for Clinical Research — Knoxville, Tennessee, United States

• Asan Medical Center — Seoul, South Korea

• Seoul National University Bundang Hospital — Seoung Nam, Bundang, South Korea

Not specified

• National Institutes of Health Clinical Center, 9000 Rockville Pike — Bethesda, Maryland, United States

• Medical University of South Carolina — Charleston, South Carolina, United States

• Kyoto Prefectural University of Medicine — Kyoto, Japan

• Duke University Medical Center — Durham, North Carolina, United States

• University of Copenhagen — Copenhagen, Denmark

• Investigative Site — Newark, Delaware, United States
• Investigative Site — Kansas City, Missouri, United States
• Investigative Site — Camden, New Jersey, United States
• Investigative Site — Philadelphia, Pennsylvania, United States