Participant characteristics and risk behaviors among general population males: Lima, Chiclayo, and Trujillo; Peru, 2001.
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†Totals may vary as some variables have missing data‡p-values were calculated from Chi-square tests except for age and number of sex partners, which were calculated with Student t-tests*Gender of casual and steady partners was not recorded**Marijuana or cocaine
创建时间：
2015-12-02
