Use of suggestive seizure manipulation methods in the investigation of patients with possible psychogenic nonepileptic seizures—An international ILAE survey oleh Adrien Gras, Alistair Wardrope, Edouard Hirsch, Ali A Asadi Pooya, Rod Duncan, David Gigineishvili, Coraline Hingray, Kousuke Kanemoto, Lady Ladino, William Curt LaFrance, Aileen McGonigal, Chrisma Pretorius, Paola Valenti Hirsch, Pierre Vidailhet, Dong Zhou, Markus Reuber