title: More on germ cell tumors.
mesh_terms: D002822:Choriocarcinoma / Q000150:complications*; D006471:Gastrointestinal Hemorrhage / Q000209:etiology; D005770:Gastrointestinal Neoplasms / Q000556:secondary*; D005773:Gastroscopy; D006801:Humans; D008297:Male; D009373:Neoplasms, Germ Cell and Embryonal / Q000150:complications*; D013736:Testicular Neoplasms / Q000150:complications*