Osteopenia

• Centre de Recherche en Nutrition Humaine — Clermont-Ferrand, Auvergne, France
• Centre d'investigation clinique — Marseille, Bouche Du Rhône, France

• Children's Hospital Medical Center - Cincinnati — Cincinnati, Ohio, United States
• Wright State University School of Medicine — Dayton, Ohio, United States
• Shaare Zedek Medical Center — Jerusalem, Israel

• Queen's University — Kingston, Ontario, Canada

• Medical University Vienna, General Hospital Vienna (AKH Wien) — Vienna, State of Vienna, Austria

Not specified

• Seoul National University Hospital — Seoul, South Korea

• Diablo Clinical Research, Inc. — Walnut Creek, California, United States
• Innovative Research of West Florida, Inc. — Clearwater, Florida, United States
• Bethesda Health Research — Bethesda, Maryland, United States
• Clinical Pharmacology Study Group — Worcester, Massachusetts, United States

• Facultad de Odontología - Universidad Nacional de Córdoba — Córdoba, Córdoba Province, Argentina

• Catholic Health System Affiliates & Sister's of Charity Hospital — Buffalo, New York, United States

• UAB, Dept. of Ped., Div. of Infectious Diseases — Birmingham, Alabama, United States
• Usc La Nichd Crs — Alhambra, California, United States
• Long Beach Memorial Med. Ctr., Miller Children's Hosp. — Long Beach, California, United States
• UCSD Mother-Child-Adolescent Program CRS — San Diego, California, United States