Authors: Cosette M. Wheeler, Xavier Castellsagué, Suzanne M. Garland, Anne Szarewski, Jorma Paavonen, Paulo Naud, Jorge Salmerón, Song-Nan Chow, Dan Apter, Henry C Kitchener, Júlio César Teixeira, S. Rachel Skinner, Unnop Jaisamrarn, Genara Limson, Barbara Romanowski, Fred Y. Aoki, Tino F. Schwarz, Willy Poppe, F. Xavier Bosch, Diane M. Harper, Warner K. Huh, Karin Hardt, Toufik Zahaf, Dominique Descamps, Frank Struyf, Gary Dubin, Matti Lehtinen - The Lancet 2011 cited by 507