PROBE Parallel 6-week Treatment Comparing Telmisartan/Hydrochlorothiazide (HCT) (40/12.5 or 80/12.5) With Losartan/HCT (50/12.5) Using Ambulatory Blood Pressure Monitoring (ABPM)

Boehringer Ingelheim Investigational Site, Huntsville

Research Solutions, LLC, Little Rock

Boehringer Ingelheim Investigational Site, Carmichael

Boehringer Ingelheim Investigational Site, Concord

Sierra Medical Research, Fresno

Attn: Ginger Paselk, Long Beach

Boehringer Ingelheim Investigational Site, Orange

DeBruin Medical Center, Orangevale

Clinical Trials Research, Roseville

Dr. R. David Ferrera, Sacramento

Westlake Medical Research, Westlake Village

Rocky Mountain Pulmonary & Critical Care Medicine, Inc., Wheat Ridge

Clinical Research Consultants, Inc., Trumbull

Glasgow Family Pract6ice, Newark

Boehringer Ingelheim Investigational Site, Coral Gables

Miami Research Associates, Coral Gables

Patron, Andres, D.O., Hollywood

Christopher Chappel, MD, Kissimmee

Boehringer Ingelheim Investigational Site, Melbourne

Orlando Clinical Research Center, Orlando

Attention: Larry I. Gilderman, D.O., Pembroke Pines

nTouch Research, St. Petersburg

Tampa Medical Research Associates, Tampa

Southern Clinical Research and Management, Inc., Augusta

Boehringer Ingelheim Investigational Site, Conyers

Treasure Valley Cardiology, Boise

Cedar-Crosse Research Center, Chicago

Herron Medical Center, Ltd., Chicago

Protococare Trials, Inc., Elk Grove Village

N Touch Research, Peoria

Midwest Institute for Clinical Research Inc., Indianapolis

Radiant Research, Overland

Ong Medical Center, Oxon Hill

Radiant Research, Edina

Cardiology Research, Saint Paul

Attention: Mel E. Lucas, DO, Florissant

New Mexico Clinical Reaearch & Osteoporosis Center, Inc., Albuquerque

Syracuse Preventative Cardiology, Syracuse

Great Lakes Medical Research, Westfield

Cardiology and Internal Medicine- Williamsville NY, Williamsville

Comprehensive Clinical Research, Bina

Bennett Cardiac Center, Charlotte

Charlotte Clinical Research, Charlotte

Boehringer Ingelheim Investigational Site, Raleigh

nTouch Research Corporation, Raleigh

Piedmont Research Associates, Winston-Salem

Wake Forest University School of Medicine, Winston-Salem

Boehringer Ingelheim Investigational Site, Cincinnati

Radiant Reseach, Cincinnati

Radiant Research, Columbus

Boehringer Ingelheim Investigational Site, Oklahoma City

nTouch, Oklahoma City

Hillcrest Medical Center, Tulsa

Bock Clinical Research, Collegeville

Bock Clinical Research, Downingtown

Bock Clinical Research, Harleysville

The Western Pennsylvania Hospital, Pittsburgh

Omega Research, Warwick

University of Tennessee Medical Center, Knoxville

Veterans Affairs Medical Center, Memphis

Clinical Research Associates, Inc., Nashville

Boehringer Ingelheim Investigational Site, Dallas

nTouch Research, Houston

Hampton Roads Medical Specialists, Hampton

885 Kempsville Road, Suite 221, Norfolk

York Clinical Research, Norfolk

Boehringer Ingelheim Investigational Site, Richmond

Gemini Scientific, Madison

University of Wisconsin Medical School, Madison