Background. Infection with Streptococcus pyogenes, a beta-hemolytic bacterium that belongs to Lancefield serogroup A, also known as the group A streptococci (GAS), causes a wide variety of diseases in humans.
Elm Grove is a village in Waukesha County, Wisconsin, United States. The population was 6,249 at the 2000 census. Elm Grove is located at 43Â°2â²52â³N 88Â°5â²12â³W / 43.04778Â°N 88.08667Â°W / 43.04778; -88.08667 (43.047662, -88.086750). According to the United States Census Bureau, the village has a total area of 3.3 square miles (8.4 kmÂ²), all of it land.
Brookfield and Elm Grove residents are familiar with two sets of rails that run between the northwestern and southeastern corners of both communities. Freight trains use the tracks most often but twice a day, the Amtrak Empire Builder rolls through. Just east of Brookfield Road and several blocks north of North Avenue, the rails pass on either side of an abandoned train depot painted pale yellow with brown trim. Signs on the ends read Brookfield..