RT Article T1 Relationship between Russian roulette deaths and risk-taking behavior: a controlles study JF The American journal of psychiatry VO 144 IS 5 SP 563 OP 566 A2 Fishbain, D. A. LA English YR 1987 UL https://krimdok.uni-tuebingen.de/Record/1642258113 K1 Risikoverhalten