AHEAD 3-45 Study: A Study to Evaluate Efficacy and Safety of Treatment With Lecanemab in Participants With Preclinical Alzheimer's Disease and Elevated Amyloid and Also in Participants With Early Preclinical Alzheimer's Disease and Intermediate Amyloid

Alzheimer's Research Australia, Nedlands

Icahn School of Medicine at Mount Sinai, New York

Columbia University, New York

University of Rochester, Rochester

University of Pittsburgh, Pittsburgh

Abington Neurological Associates, Abington

University of Pennsylvania, Philadelphia

Keystone Clinical Studies, LLC, Norristown

Fundacion CITA ALZHEIMER, Donostia / San Sebastian

Georgetown University, Washington D.C.

Howard University, Washington D.C.

Ralph H. Johnson VA Medical Center, Charleston

Brigham and Woman's Hospital Center for Alzheimer Research and Treatment, Boston

Johns Hopkins University, Baltimore

National Clinical Research, Inc, Richmond

Eastern Virginia Medical School, Norfolk

Wake Forest University Health Sciences, Winston-Salem

Duke Health Center, Durham

AMC Research, Matthews

Hospital Universitario Quirón Salud Madrid, Madrid

Ralph H. Johnson VA Medical Center, Charleston

Emory University, Atlanta

Charter Research, Winter Park

Columbus Memory Center, PC, Columbus

K2 Medical Research - The Villages, Lady Lake

Synexus Clinical Research, The Villages

Mayo Clinic Jacksonville, Jacksonville

K2 Medical Research, Llc, Maitland

K2 Medical Research, Maitland

Synexus Clinical Research, Orlando

Gonzalez MD & Aswad MD Health Sciences, Miami

Wien Center for Clinical Research, Miami Beach

Alzheimer's Research and Treatment Center, Wellington

Brain Matters Research, Delray Beach

University of South Florida - Health Byrd Alzheimer Institute, Tampa

Renstar Medical Research, Ocala

University of Alabama, Birmingham, Birmingham

Vanderbilt University Medical Center, Nashville

Hospital Universitario Marqués de Valdeciila, Santander

University of Kentucky, Lexington

Ohio State University, Columbus

Case Western Reserve University/University Hospitals, Beachwood

Cleveland Clinic Lou Ruvo Center for Brain Health, Cleveland

Indiana University School of Medicine, Indianapolis

University of Michigan (UMICH), Ann Arbor

University of Wisconsin, Madison

Mayo Clinic, Rochester, Rochester

Northwestern University, Chicago

Rush University Medical Center, Chicago

Washington University, St Louis

University of Kansas, Fairway

Central States Research, LLC, Tulsa

University of Texas, Southwestern MC at Dallas, Dallas

University of North Texas Health Sciences Center, Fort Worth

Baylor College of Medicine, Houston

Houston Methodist Neurological Institute, Houston

Banner Alzheimer's Institute, Phoenix

Banner Sun Health Research Institute, Sun City

Cleveland Clinic Lou Ruvo Center for Brain Health, Las Vegas

University of Southern California, Los Angeles

Sharp Mesa Vista Hospital, San Diego

Hoag Memorial Hospital Presbyterian, Newport Beach

Univeristy of California, San Francisco, San Francisco

Stanford University, Palo Alto

University of California, Davis, Walnut Creek

Summit Research Network, Oregon, Portland

Oregon Health & Science University, Portland

University of Washington Memory and Brain Wellness Center, Seattle

SIBCR, Seattle

UCI MIND, Irvine

Yale University School of Medicine, New Haven

Advanced Clinical Research Network, Corp, Coral Gables

Boston University, Boston

Donald S.Marks, M.D.,P.C., Plymouth

Advanced Memory Research Institute of New Jersey, Toms River

Rhode Island Hospital, Providence

Butler Hospital Memory and Aging Program, Providence

The University of Texas Health Science Center at San Antonio, San Antonio

St Vincent's Hospital Sydney, Darlinghurst

Calvary Mater Newcastle, Waratah

Westmead Hospital, Westmead

CALHN Memory Trials, Adelaide

Austin Hospital - Medical and Cognitive Research Unit, Ivanhoe

National Center for Geriatrics and Gerontology, Obu-shi

Fukuoka University Hospital, Fukuoka

Shonan Kamakura General Hospital, Kamakura-shi

Koseikai Takeda Hospital, Kyoto

Tohoku University Hospital, Sendai

Medical Corporation Heishinkai OPHAC Hospital, Osaka

Medical Corporation Heishinkai OPHAC Hospital, Suita-shi

The University of Tokyo Hospital, Bunkyo-ku

P-One Clinic, Keikokai Medical Corporation, Hachioji -shi

Tokyo Metropolitan Geriatric Hospital, Itabashi-ku

National Center of Neurology and Psychiatry, Kodaira-shi

ICR Clinical Research Hospital Tokyo, Shinjuku-Ku

National University Hospital, Singapore

Centricity Research, Hailfax

True North Clinical Research Inc., New Minas

True North Clinical Research, New Minas

Parkwood Institute Main Building, London

Toronto Memory Program, Toronto

Sunnybrook Health Sciences Centre, Toronto

Kobe University Hospital, Kobe

Barcelona Beta Brain Research Center, Barcelona

Fundació ACE, Barcelona

Bristol Brain Centre, Bristol

Glasgow Memory Clinic, Glasgow

St Pancras Clinical Research, London

Imperial Memory Unit, London