RT Article T1 Worldwide Trends in Suicide Mortality, 1955 - 1989 JF Acta psychiatrica Scandinavica VO 90 IS 1 SP 53 OP 64 A1 Lavecchia, C. A2 Lucchini, F. A2 Levi, F. LA English YR 1994 UL https://krimdok.uni-tuebingen.de/Record/1639497420 K1 Suizid K1 Tendenzen