RT Book T1 Risky sex: gay men and HIV prevention T2 Between men - between women A1 Turner, Dwayne C. LA English PP New York PB Columbia Univ. Pr. YR 1997 UL https://krimdok.uni-tuebingen.de/Record/1619468964 SN 0231105746 SN 0231105754 K1 Kalifornien : Aids : Homosexualität : Sexualverhalten