Hormonal, pituitary magnetic resonance, LHX4 and HESX1 evaluation in patients with hypopituitarism and ectopic posterior pituitary lobe - Melo, Maria Edna; Marui, Suemi; Carvalho, Luciani Renata; Arnhold, Ivo Jorge; Leite, Claudia da Costa; Mendonça, Berenice Bilharinho; Knoepfelmacher, Mirta (Clinical Endocrinology, 2007)