Original sentence: French historian, Pierre Vidal-Naquet in  "Assassins of Memory" considered such allegations preposterous.The Gerstein Report has also been targeted by holocaust deniers who claim that its author approached Göran von Otter on behalf of the Nazis.While some aspects of Gerstein's report include false statements attributed to Odilo Globocnik, as well as inaccurate claims regarding the total number of Jews gassed at Holocaust locations where he was not an eyewitness, Gerstein's claim that gassing of Jews occurred at Belzec is independently corroborated by SS-Standartenführer Wilhelm Pfannenstiel's testimony given at the Belzec trials, as well as by the accounts of other witnesses that can be found in Gitta Sereny's Into That Darkness, a biography of one-time Treblinka commandant Franz Stangl
Edited sentence: Gerstein's claim that gassing of Jews occurred at Belzec was not refuted by SS-Standartenführer Wilhelm Pfannenstiel's testimony at the post-war Belzec trials, though Pfannenstiel refuted the account in the Gerstein report in later life in a letter to Paul Rassinier.Some aspects of Gerstein's report includes false statements attributed to Odilo Globocnik, as well as inaccurate claims regarding the total number of Jews gassed at Holocaust locations where he was not an eyewitness.‘The confessions of Kurt Gerstein’