preferred_name: Recurrent Malignant Extragonadal Nongerminomatous Germ Cell Tumor
preferred_name_lc: recurrent malignant extragonadal nongerminomatous germ cell tumor
label: Recurrent Malignant Extragonadal Non-Seminomatous Germ Cell Tumor
label_lc: recurrent malignant extragonadal non-seminomatous germ cell tumor