Diabolical Possession and the Case Behind The Exorcist: An Overview of Scientific Research with Interviews with Witnesses and Experts by Sergio A. Rueda by John G. Kruth

“…Outside of Washington, D.C. in the town of Mount Rainier, Maryland, an episode of potential demonic possession was investigated by the Catholic Church and the Duke Parapsychology Lab, including the famous scientist, J.B. …”
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Diabolical Possession and the Case Behind “The Exorcist" by Sergio Rueda by Todd Hayen

“…The actual case that Blatty’s The Exorist is based on, and the subject of Rueda’s book, is a demonic possession case that took place in 1949 and involved a 14-year old boy named Ronald, who lived with his mother and father in Mount Rainier, Maryland, just minutes away from Washington DC. …”
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