TY - JOUR AU - Kaltsas, G A; Grossman, A B TI - Malignant pituitary tumours JO - Pituitary IS - 01 VL - 1 PY - 1998 DO - 10.1023/A:1009975009924 L3 - PubMed-ID: 11081185 SP - 69 EP - 81 ER -