Multiple endocrine neoplasia type 1 (MEN1): its manifestations and effect of genetic screening on clinical outcome - Pieterman, C R; Schreinemakers, J M; Koppeschaar, H P; Vriens, M R; Rinkes, I H; Zonnenberg, B A; van der Luijt, R B; Valk, G D (Clin Endocrinol (Oxf), 2009)