GSK Investigational Site, London, United Kingdom
Pfizer Investigational Site, Newcastle Upon Tyre, United Kingdom
Pfizer Investigational Site, London, United Kingdom
Pfizer Investigational Site, Manchester, United Kingdom
Pfizer Investigational Site, Montreal, Quebec, Canada
GSK Investigational Site, Ponce, Puerto Rico
GSK Investigational Site, Vigo ( Pontevedra), Spain
GSK Investigational Site, Soweto, South Africa
GSK Investigational Site, Rio Piedras, Puerto Rico
GSK Investigational Site, London, United Kingdom