Association between selective serotonin reuptake inhibitor therapy and suicidality: analysis of U.S. Food and Drug Administration adverse event reporting system data - Umetsu, R; Abe, J; Ueda, N; Kato, Y; Matsui, T; Nakayama, Y; Kinosada, Y; Nakamura, M (Biol Pharm Bull, 2015)