Primary empty sella: Why and when to investigate hypothalamic-pituitary function

Giustina, A; Aimaretti, G; Bondanelli, M; Buzi, F; Cannavo', Salvatore; Cirillo, S; Colao, A; De Marinis, L; Ferone, D; Gasperi, M; Grottoli, S; Porcelli, T; Ghigo, E; degli Uberti, E.