P2‐302: CLINICAL FEATURES AND DIAGNOSIS OF EARLY ONSET DEGENERATIVE DEMENTIAS IN TURKEY. (1st July 2006) - Bilgiç, Başar; Samancı, Bedia; Tufekcioglu, Zeynep; Tatlidede, Asli Demirtas; Dursun, Erdinc; Gezen-Ak, Duygu; Hanagasi, Hasmet A.; Gurvit, Hakan I.; Emre, Murat