The aim of this study is to estimate the incidence of febrile reactions more than 38.0 degrees Celsius, specifically (≥38 to < 39 degrees C; > 39 to < 40 degrees C and > 40 degrees C, and the frequency of other local or systemic reactions following vaccination with Prevenar (PCV-7) co-administered with other routine childhood vaccines under the conditions of routine daily use in the Russian Federation.