Ealing Hospital, Middlesex, London, United Kingdom
Indiana University, Indianapolis, Indiana, United States
Mobile OB/GYN, Mobile, Alabama, United States
Tidewater Clinical Research, Virginia Beach, Virginia, United States
Southmead Hospital - Academic Resporatory Unit, Westbury on Severn, Bristol, United Kingdom
Center for Women's Health of Lansdale, Lansdale, Pennsylvania, United States
Reading Health Physicians Network, West Reading, Pennsylvania, United States
Mobile OB/GYN, Mobile, Alabama, United States
Physicians Research Center, Toms River, New Jersey, United States
Mountain Diabetes and Endocrine Center, Asheville, North Carolina, United States
Holston Medical Group, Kingsport, Tennessee, United States
Johns Hopkins Outpatient Center, Baltimore, Maryland, United States
Hvidovre Hospital, Hvidovre, Denmark
European Institute of Oncology, Milan, Italy
>LMC Endocrinology Centre, Clinical Research Unit, Toronto, Ontario, Canada
Profil Institut fur Stoffwechselfforschung GmbH, Neuss, Germany
Microbiotest, Sterling, Virginia, United States