Dentin Sensitivity

• GSK Investigational Site — Ellesmere Port, Cheshire, United Kingdom
• GSK Investigational Site — Manchester, United Kingdom
• GSK Investigational Site — Metropolitan Borough of Wirral, United Kingdom

• Complex Operative Unit of Dentistry — Sassari, Italy

Not specified

• GSK Investigational Site — Las Vegas, Nevada, United States

• Faculty of Dentistry, Federal University of Amazonas — Manaus, Amazonas, Brazil

• Complex Operative Unit of Dentistry — Sassari, Italy

• Federal University of Uberlandia — Uberlândia, Minas Gerais, Brazil

• BioSci Research America, Inc. — Las Vegas, Nevada, United States

• BioSci Research America, Inc. — Las Vegas, Nevada, United States

• Salus Research, Inc. — Fort Wayne, Indiana, United States
• Silverstone — Las Vegas, Nevada, United States