A Study to Test the Combination of Tiotropium and Olodaterol Using the Respimat® Inhaler in People With Chronic Obstructive Pulmonary Disease (COPD) Who Have Different Abilities to Inhale

CHEAR Center LLC, The Bronx

Klinische Forschung Berlin GbR, Berlin

Hamburger Institut für Therapieforschung GmbH (HIT), Hamburg

Pneumologisches Forschungsinstitut an der LungenClinic Grosshansdorf GmbH, Großhansdorf

KLB Gesundheitsforschung Lübeck GmbH, Lübeck

Southeastern Research Center, Winston-Salem

North Carolina Clinical Research, Raleigh

Vitalink Research - Spartansburg, Spartanburg

Carolina Medical Research, Clinton

VitaLink Research -Gaffney, Gaffney

Lowcountry Lung and Critical Care, Charleston

Meris Clinical Research, Brandon

Clinical Research of West Florida, Inc., Tampa

Clinical Research of West Florida, Inc., Clearwater

Clinical Research Specialists LLC, Kissimmee

Jasper Summit Research, LLC, Jasper

SEC Lung, Andalusia

Bernstein Clinical Rsrch Ctr, Cincinnati

Pulmonary Rsrch Inst of SE MI, Farmington Hills

Minnesota Lung Center, Woodbury

Minnesota Lung Center and Sleep Institute, Edina

IKF Pneumologie GmbH & Co. KG, Frankfurt

Best Clinical Trials, LLC, New Orleans

Diagnostics Research Group, San Antonio

Infinity Medical Research, North Dartmouth

Valley Regional Hospital, Claremont