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Polysomnography (PSG) is a multi-parameter type of sleep study [1] and a diagnostic tool in sleep medicine.The test result is called a polysomnogram, also abbreviated PSG.The name is derived from Greek and Latin roots: the Greek πολύς (polus for "many, much", indicating many channels), the Latin somnus ("sleep"), and the Greek γράφειν (graphein, "to write").
This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Indiana County, Pennsylvania, United States. The locations of National Register properties and districts for which the latitude and longitude coordinates are included below, may be seen in a map.
Center Township is a township in Indiana County, Pennsylvania, United States. The population was 4,443 at the 2020 census . [ 3 ] It includes the communities of Aultman , Coral , Coy, Coy Junction, Edgewood, Graceton , Lucerne Mines , Luciusboro, Roberts Addition, Red Barn, Tearing Run, Tide, Two Licks, and Waterman. [ 4 ]
The first use of a national emergency telephone number began in the United Kingdom in 1937 using the number 999, which continues to this day. [6] In the United States, the first 911 service was established by the Alabama Telephone Company and the first call was made in Haleyville, Alabama, in 1968 by Alabama Speaker of the House Rankin Fite and answered by U.S. Representative Tom Bevill.
Burrell Township is a township in Indiana County, Pennsylvania, United States. Burrell Township was formed from Black Lick Township in 1853, named after Judge Burrell. The population was 3,525 at the 2020 census, [2] a decline from the figure of 4,393 tabulated in 2010.
Glen Campbell, the first coal town in Indiana County, was founded in 1889. It was named for Cornelius Campbell, the first superintendent of the Glenwood Coal Company, the enterprise which initiated mining operations in the area. The town experienced immediate growth and soon a number of coal companies were operating in and around the community.
West Wheatfield Township is a township in Indiana County, Pennsylvania, United States. The population was 2,164 at the time of the 2020 census. [2] This township includes the communities of Centerville, Climax, Clyde, Conpitt Junction, Germany, Heshbon, India, and Robinson. [3]
Shelocta is a borough in Indiana County, Pennsylvania, United States. The population was 102 at the 2020 census. [3] The Keystone Generating Station is located to the west of the borough, in Plumcreek Township. The current mayor is Tessa Rinehart, who is following in the footsteps of her late grandmother, Carol Rinehart.