A presumed extragonadal germ cell tumor that turned out to be a gastric cancer—a case report - Kafka, Mona; Wöll, Ewald; Brunhuber, Thomas; Gruber, Leonhard; Tulchiner, Gennadi; Staudacher, Nina; Horninger, Wolfgang; Pichler, Renate (Translational Andrology and Urology; Vol 10, No 6 (June 27, 2021): Translational Andrology and Urology, 2021)