TY - GEN AU - van der Zwan,A TI - [Clinically non-functioning hypophyseal adenomas; diagnostic possibilities and therapeutic options] SN - 0028-2162 PY - 1992///1026 KW - Adenoma KW - radiotherapy KW - Humans KW - Hypophysectomy KW - Neoplasm Recurrence, Local KW - Pituitary Irradiation KW - Pituitary Neoplasms N1 - Publication Type: Comment; Comparative Study; Letter ER -