A Study To Investigate Two 3-dose Schedules Of A Clostridium Difficile Vaccine In Healthy Adults Aged 65 to 85 Years

Wake Research Associates, LLC, Raleigh

PMG Research of Wilmington, LLC, Wilmington

Avail Clinical Research, LLC, DeLand

QPS-MRA, LLC (Broward Research Group), Hollywood

QPS-MRA, LLC (Miami Research Associates), South Miami

Cincinnati Childrens Hospital Medical Center, Cincinnati

Cincinnati Childrens Hospital Medical Center, Cincinnati

Vince & Associates Clinical Research, Inc., Overland Park

Vince & Associates Clinical Research, Inc, Overland Park

Meridian Clinical Research, LLC, Omaha

Texas Center For Drug Development, Inc., Houston

Clinical Trials of Texas, Inc., San Antonio

Benchmark Research, Austin

J. Lewis Research, Inc. / Foothill Family Clinic, Salt Lake City

J. Lewis Research, Inc. / Foothill Family Clinic South, Salt Lake City

Clinical Research Center of Nevada LLC, Las Vegas

East-West Medical Research Institute, Honolulu