Human rotavirus vaccine is highly efficacious when coadministered with routine expanded program of immunization vaccines including oral poliovirus vaccine in Latin America.

Miguel W. Tregnaghi, MD,* He´ctor J. Abate, MD,† Alejandra Valencia, MD,‡ Pio Lopez, MD,§Themis Reverbel Da Silveira, MD, PhD,¶ Luis Rivera, MD, Doris Maribel Rivera Medina, MD,**††Xavier Saez-Llorens, MD,‡‡ Silvia Elena Gonzalez Ayala, MD,§§¶¶ Tirza De Leo´n, MD,Leen-Jan Van Doorn, PhD,*** Maria Del Pilar Rubio, MD,††† Pemmaraju Venkata Suryakiran, MSc,‡‡‡Javier M. Casellas, MD,††† Eduardo Ortega-Barria, MD,††† Igor V. Smolenov, MD,PhD,§§§and Htay-Htay Han, MB BS¶¶¶; and the Rota-024 Study Group