Risk Factors for Human Immunodeficiency Virus Infection and Unprotected Anal Intercourse Among Young Men Who Have Sex With Men

Autor: RUIZ, JUAN, FACER, MATTHEW, SUN, RICHARD K.
Zdroj: Sexually Transmitted Diseases, 1998 Feb 01. 25(2), 100-107.
Databáze: JSTOR Journals