A Phase III, Double-blind, Randomized, Placebo-controlled, Multi-country and Multi-center Study to Assess the Efficacy and Safety of Two Doses of GSK Biologicals' Oral Live Attenuated Human Rotavirus (HRV) Vaccine in Healthy Infants.

This Year 3 extension of the main study rota-028, 029 or 030 is conducted to evaluate vaccine efficacy against severe rotavirus (RV) gastroenteritis (GE) during third year of life in infants previously vaccinated with human rotavirus (HRV) vaccine or placebo in the following schedules: at 3 and 4 months of age in study rota-028; at 2 and 4 months of age in study rota-029 or rota-030. The Protocol Posting has been updated in order to comply with the FDA Amendment Act, Sep 2007.