An uncommon phenotype with familial central hypogonadism caused by a novel PROP1 gene mutant truncated in the transactivation domain - Reynaud, R; Barlier, A; Vallette-Kasic, S; Saveanu, A; Guillet, M P; Simonin, G; Enjalbert, A; Valensi, P; Brue, T (J Clin Endocrinol Metab, 2005)