Neoplasms, Germ Cell and Embryonal. Cancer, Embryonal . Cancer, Embryonal and Mixed . Embryonal Neoplasms . Germ Cell Neoplasms . Germ Cell and Embryonal Neoplasms . Germ Cell and Embryonic Neoplasms . Neoplasms, Embryonal . Neoplasms, Germ Cell . Neoplasms, Germ Cell and Embryonic . Cancer, Germ Cell . Cancers, Embryonal . Cancers, Germ Cell . Embryonal Cancer . Embryonal Cancers . Embryonal Neoplasm . Germ Cell Cancers . Germ Cell Tumors . Neoplasm, Embryonal . Tumor, Germ Cell . Tumors, Germ Cell . Neoplasms, Embryonal and Mixed . Germ Cell Cancer . Germ Cell Tumor . Neoplasms composed of primordial GERM CELLS of embryonic GONADS or of elements of the germ layers of the EMBRYO, MAMMALIAN. The concept does not refer to neoplasms located in the gonads or present in an embryo or FETUS. . 1.00