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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.
This is an incomplete list of ghost towns in Pennsylvania. Many of the ghost towns in Pennsylvania are located in Western Pennsylvania, particularly in the Appalachian and Allegheny regions of the Rust Belt. [1] During the late 19th century and early 20th century, the mountainous parts of Pennsylvania were home to a booming coal industry. [2]
Over a 45-years span — between 1975 and 2020 — improvements in cancer screenings and prevention strategies have reduced deaths from five common cancers more than any advances in treatments ...
This is intended to be a complete list of the properties and districts on National Register of Historic Places in Greene 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. [1]
The Keystone Generating Station is a 1.71-gigawatt (1,711 MW), coal power plant located on roughly 1,500 acres (610 ha) in Plumcreek Township, southeastern Armstrong County, Pennsylvania near Crooked Creek, just west of Shelocta, Pennsylvania. The plant was built in 1967, and expanded in 1968.
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]
Indiana is a borough in and the county seat of Indiana County, Pennsylvania, United States. [3] The population was 14,044 at the 2020 census. [ 4 ] It is the principal city of the Indiana, Pennsylvania micropolitan area , about 46 miles (74 km) northeast of Pittsburgh . [ 5 ]