Vaccine Efficacy Against Rotavirus Diarrhea; Vaccine Given With Routine Childhood Vaccinations in Healthy African Infants

Inclusion Criteria: * Subjects who the investigator believes that their parents/guardians can and will comply with the requirements of the protocol should be enrolled in the study. * A male or female child between, and including, 5 and 10 weeks of age at the time of the first study vaccination. * Written informed consent obtained from the parent or guardian of the subject who is of legal age * Healthy subjects as established by medical history and clinical examination before entering into the study. * In South Africa, birth weight \> 2000 grams or if weight unknown, gestation period \> 36 weeks. Exclusion Criteria: * Use of any investigational or non-registered product (drug or vaccine) other than the study vaccine(s) within 30 days preceding the first dose of study vaccine, or planned use during the study period. * Concurrently participating in another clinical study, at any time during the study period, in which the subject has been or will be exposed to an investigational or a non-investigational product * Planned administration of a vaccine not foreseen by the study protocol within 14 days before each dose of study vaccine(s) and ending 14 days after. * Chronic administration (defined as more than 14 days) of immunosuppressants since birth. * History of use of experimental rotavirus vaccine. * Previous routine vaccination except Bacille Calmette-Guérin (BCG), hepatitis B virus (HBV) and oral poliovirus (OPV) vaccination at birth * Any clinically significant history of …