TY - GEN AU - Catala,M TI - [Embryology of the sphenoid bone] SN - 0150-9861 PY - 2004///0206 KW - Chordoma KW - embryology KW - Encephalocele KW - Humans KW - Skull Base KW - Skull Base Neoplasms KW - Sphenoid Bone N1 - Publication Type: English Abstract; Journal Article ER -