Gender differences in suicidal ideation and deliberate self-harm among adolescents in Sri Lanka Bilesha Perera, 1 Nayana Fernando, 1 Vathsala Abeyagunawardana, 1 Truls Østbye, 2 and Christopher Woods 2 1 University of Ruhuna, Galle, Sri Lanka; 2 Duke University Health Center, Duke University, Durham, NC, USA