Study to Evaluate Switching From Regimens Consisting of a Ritonavir-boosted Protease Inhibitor Plus Emtricitabine/Tenofovir Fixed-Dose Combination to the Elvitegravir/Cobicistat/Emtricitabine/Tenofovir DF Single-Tablet Regimen in Virologically Suppressed, HIV-1 Infected Patients

Medical University of Vienna, Vienna

Otto-Wagner-Spital, Vienna

Geneva University Hospital, Geneva

HHP Hospital de Cascais, Alcabideche

CHU Sart Tilman, Liège

Univ.-Kklinik fuer Innere Medizin III, Salzburg

University Hospital of Zurich; Division of Infectious Diseases and Hospital Epidemiology, Zurich

University Hospital Ghent, Ghent

University of Torino, Dept of Infectious Disease, Torino

Greiger Clinic, Mount Vernon

Epimed GmbH, Berlin

University of Pennsylvania, Philadelphia

Philadelphia FIGHT, Philadelphia

Dupont Circle Physicians Group, P.C, Washington D.C.

Capital Medical Associates, PC, Washington D.C.

Fondazione Centro San Raffaele, Milan

Clinic of Infectious Diseases, University of Milan-San Paolo Hospital, Milan

ICH Study Center, Hamburg

Ospedale Luigi Sacco, Milan

Universitätsklinikum Hamburg-Eppendorf, Ambulanzzentrum des UKE GmbH, Bereich Infektiologie, Hamburg

Ospedali Riuniti, Bergamo

CHU de Besancon, Hopital Saint-Jacques, Besançon

Wake Forest University Health Sciences, Winston-Salem

Infectious Diseases Department, Hospital Carlos III, Madrid

Hospital Ramon y Cajal, Madrid

ID Consultants, P.A., Charlotte

Hospital La Paz, Madrid

Atlanta ID Group, Atlanta

Medizinische Hochschule Hannover, Hanover

Infectious Diseases Associates of NW FL, P.A., Pensacola

Orlando Immunology Center, Orlando

Idocf/Valuhealthmd, Llc, Orlando

The Kinder Medical Group, Miami

Gary Richmond, MD, Fort Lauderdale

Hôpital Haut Lévêque, Pessac

St. Joseph's Comprehensive Research Institute, Tampa

CHU Hôpital Gui de Chauliac, Montpellier

AHF Health Positive Tampa Bay, Safety Harbor

Midway Immunology & Research Center, LLC, Ft. Pierce

Hospital Virgen del Rocio, Seville

Universitätsklinikum Essen, Dermatologie, HIV Ambulanz, Essen

Be Well Medical Center, Berkley

Infektlonsambulanz Unlkllnik Koln, Cologne

University of Bonn, Bonn

Hennepin County Medical Center, Minneapolis

Johann Wolfgang Goethe-University Hospital / Infectious Diseases Hs 68, Frankfurt

Northwestern University Division of Infectious Diseases, Chicago

John H. Stroger, Jr. Hospital of Cook County/Ruth M. Rothstein CORE Center, Chicago

The Kansas City Free Health Clinic, Kansas City

Hôpital de la Croix-Rousse, Lyon

Saint-Louis Hospital, Paris

Hopital Saint Antoine, Paris

Hôpital Bichat-Claude Bernard, Paris

hôpital Tenon, Paris

Uptown Physicians Group, Dallas

Southwest Infectious Disease Clinical Research, Inc, Dallas

Maladies Infectieuses Dpt, Paris

Tarrant County Infectious Disease Associates, Fort Worth

Therapeutic Concepts, PA, Houston

Gordon Crofoot Md, Pa, Houston

St. Hope Foundation Inc, Houston

Infektionsambulanz, Med Poliklink, Klinikum der Universitat Munchnen, Munich

Spectrum Medical Group, Phoenix

Pueblo Family Physicians, Phoenix

Kaiser Permanente, Los Angeles

Peter J. Ruane, M.D., Inc., Los Angeles

OASIS Clinic, Los Angeles

Anthony Mills MD Inc, Los Angeles

AIDS Healthcare Foundation, Beverly Hills

Pacific Oaks Medical Group, Beverly Hills

La Playa Medical Group and Clinical Research, San Diego

Metropolis Medical, San Francisco

Kaiser Permanente San Francisco, San Francisco

Stanford University, Palo Alto

Kaiser Permanente, Hayward

University of California, Davis, Sacramento

Kaiser Permanente, Sacramento

I.D. Care Associates PA, Hillsborough

Saint Michael's Medical Center, Newark

South Jersey Infectious Disease, Somers Point

Innsbruck Medical University, Innsbruck

UCL Saint Luc, Brussels

Sunnybrook Health Sciences Centre, Toronto

Clinique Medicale Du Quartier Latin, Montreal

Archet 1 Chu Nice Department of Infectology, Nice

"National Institute for Infectious Diseases L. Spallanzani", Rome

Hospital de Santa Maria-CHLN, EPE, Lisbon

Hospital Santo Antonio Dos Capuchos, Centro Hospitalar de Lisboa, Lisbon

Clinical Research Puert Rico, San Juan

University of Puerto Rico School of Medicine, San Juan

Hospital General Universitario Alicante, Alicante

Hospital clinic, Barcelona

Hospital Universitari Bellvitge HIV Unit. Infectious Disease Service., Barcelona

Hospital Germans Trias I Pujol, Barcelona

Hospital General Universitario de Elche, Elche, Alicante

Zentrum fur Infektionskrankheiten, Zurich

Brighton and Sussex University Hospitals NHS Trust, Brighton

Royal Free Hampstead NHS Trust, London

Chelsea and Westminster, London